200915644

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{635809}}^1$

素因数の和:635892

約数の個数: 12

約数和(自身を含む): 356053600

約数和(自身を除く): 155137956

約数列:

[1, 2, 4, 79, 158, 316, 635809, 1271618, 2543236, 50228911, 100457822, 200915644]

約数ペア:

[(1, 200915644), (2, 100457822), (4, 50228911), (79, 2543236), (158, 1271618), (316, 635809)]