398027998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{38651}}^1$

素因数の和:38943

約数の個数: 16

約数和(自身を含む): 630800640

約数和(自身を除く): 232772642

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 38651, 77302, 734369, 1468738, 10474421, 20948842, 199013999, 398027998]

約数ペア:

[(1, 398027998), (2, 199013999), (19, 20948842), (38, 10474421), (271, 1468738), (542, 734369), (5149, 77302), (10298, 38651)]