20149397708

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41630987}}^1$

素因数の和:41631013

約数の個数: 18

約数和(自身を含む): 38758449828

約数和(自身を除く): 18609052120

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41630987, 83261974, 166523948, 457940857, 915881714, 1831763428, 5037349427, 10074698854, 20149397708]

約数ペア:

[(1, 20149397708), (2, 10074698854), (4, 5037349427), (11, 1831763428), (22, 915881714), (44, 457940857), (121, 166523948), (242, 83261974), (484, 41630987)]