203478682

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{840821}}^1$

素因数の和:840845

約数の個数: 12

約数和(自身を含む): 335487978

約数和(自身を除く): 132009296

約数列:

[1, 2, 11, 22, 121, 242, 840821, 1681642, 9249031, 18498062, 101739341, 203478682]

約数ペア:

[(1, 203478682), (2, 101739341), (11, 18498062), (22, 9249031), (121, 1681642), (242, 840821)]