20579028673

素因数分解:

$7^2\times {\mathrm{617}}^1\times {\mathrm{680681}}^1$

素因数の和:681312

約数の個数: 12

約数和(自身を含む): 23977704132

約数和(自身を除く): 3398675459

約数列:

[1, 7, 49, 617, 4319, 30233, 680681, 4764767, 33353369, 419980177, 2939861239, 20579028673]

約数ペア:

[(1, 20579028673), (7, 2939861239), (49, 419980177), (617, 33353369), (4319, 4764767), (30233, 680681)]