201391396

素因数分解:

$2^2\times {\mathrm{2221}}^1\times {\mathrm{22669}}^1$

素因数の和:24894

約数の個数: 12

約数和(自身を含む): 352609180

約数和(自身を除く): 151217784

約数列:

[1, 2, 4, 2221, 4442, 8884, 22669, 45338, 90676, 50347849, 100695698, 201391396]

約数ペア:

[(1, 201391396), (2, 100695698), (4, 50347849), (2221, 90676), (4442, 45338), (8884, 22669)]