20522658

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263111}}^1$

素因数の和:263129

約数の個数: 16

約数和(自身を含む): 44202816

約数和(自身を除く): 23680158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263111, 526222, 789333, 1578666, 3420443, 6840886, 10261329, 20522658]

約数ペア:

[(1, 20522658), (2, 10261329), (3, 6840886), (6, 3420443), (13, 1578666), (26, 789333), (39, 526222), (78, 263111)]