2228996848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{249217}}^1$

素因数の和:249281

約数の個数: 40

約数和(自身を含む): 4759066928

約数和(自身を除く): 2530070080

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 249217, 498434, 996868, 1993736, 3239821, 3987472, 6479642, 10716331, 12959284, 21432662, 25918568, 42865324, 51837136, 85730648, 139312303, 171461296, 278624606, 557249212, 1114498424, 2228996848]

約数ペア:

[(1, 2228996848), (2, 1114498424), (4, 557249212), (8, 278624606), (13, 171461296), (16, 139312303), (26, 85730648), (43, 51837136), (52, 42865324), (86, 25918568), (104, 21432662), (172, 12959284), (208, 10716331), (344, 6479642), (559, 3987472), (688, 3239821), (1118, 1993736), (2236, 996868), (4472, 498434), (8944, 249217)]