12720227524

素因数分解:

$2^2\times {\mathrm{29851}}^1\times {\mathrm{106531}}^1$

素因数の和:136386

約数の個数: 12

約数和(自身を含む): 22261352848

約数和(自身を除く): 9541125324

約数列:

[1, 2, 4, 29851, 59702, 106531, 119404, 213062, 426124, 3180056881, 6360113762, 12720227524]

約数ペア:

[(1, 12720227524), (2, 6360113762), (4, 3180056881), (29851, 426124), (59702, 213062), (106531, 119404)]