20915671398

素因数分解:

$2^1\times 3^1\times {\mathrm{1657}}^1\times {\mathrm{2103769}}^1$

素因数の和:2105431

約数の個数: 16

約数和(自身を含む): 41856607920

約数和(自身を除く): 20940936522

約数列:

[1, 2, 3, 6, 1657, 3314, 4971, 9942, 2103769, 4207538, 6311307, 12622614, 3485945233, 6971890466, 10457835699, 20915671398]

約数ペア:

[(1, 20915671398), (2, 10457835699), (3, 6971890466), (6, 3485945233), (1657, 12622614), (3314, 6311307), (4971, 4207538), (9942, 2103769)]