20491746

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{310481}}^1$

素因数の和:310497

約数の個数: 16

約数和(自身を含む): 44709408

約数和(自身を除く): 24217662

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 310481, 620962, 931443, 1862886, 3415291, 6830582, 10245873, 20491746]

約数ペア:

[(1, 20491746), (2, 10245873), (3, 6830582), (6, 3415291), (11, 1862886), (22, 931443), (33, 620962), (66, 310481)]