20641119

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{757}}^1$

素因数の和:970

約数の個数: 16

約数和(自身を含む): 28197600

約数和(自身を除く): 7556481

約数列:

[1, 3, 61, 149, 183, 447, 757, 2271, 9089, 27267, 46177, 112793, 138531, 338379, 6880373, 20641119]

約数ペア:

[(1, 20641119), (3, 6880373), (61, 338379), (149, 138531), (183, 112793), (447, 46177), (757, 27267), (2271, 9089)]