15668752816

素因数分解:

$2^4\times {\mathrm{2531}}^1\times {\mathrm{386921}}^1$

素因数の和:389460

約数の個数: 20

約数和(自身を含む): 30370281624

約数和(自身を除く): 14701528808

約数列:

[1, 2, 4, 8, 16, 2531, 5062, 10124, 20248, 40496, 386921, 773842, 1547684, 3095368, 6190736, 979297051, 1958594102, 3917188204, 7834376408, 15668752816]

約数ペア:

[(1, 15668752816), (2, 7834376408), (4, 3917188204), (8, 1958594102), (16, 979297051), (2531, 6190736), (5062, 3095368), (10124, 1547684), (20248, 773842), (40496, 386921)]