Indonesia is 18 times larger than Iceland.
Area: 1,904,569 km2 World Factbook
Population: 253,609,643 (July 2014) World Factbook
Indonesia, officially the Republic of Indonesia, is a sovereign state in Southeast Asia and Oceania. Indonesia is an archipelago comprising 13,466 islands. Wikipedia
Area: 103,000 km2 World Factbook
Population: 317,351 (July 2014) World Factbook
Iceland is a Nordic country between the North Atlantic and the Arctic Ocean. It has a population of 325,671 and an area of 103,000 km², making it the most sparsely populated country in Europe. Wikipedia