208099792

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{213217}}^1$

素因数の和:213286

約数の個数: 20

約数和(自身を含む): 409804996

約数和(自身を除く): 201705204

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 213217, 426434, 852868, 1705736, 3411472, 13006237, 26012474, 52024948, 104049896, 208099792]

約数ペア:

[(1, 208099792), (2, 104049896), (4, 52024948), (8, 26012474), (16, 13006237), (61, 3411472), (122, 1705736), (244, 852868), (488, 426434), (976, 213217)]