28012816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134677}}^1$

素因数の和:134698

約数の個数: 20

約数和(自身を含む): 58450252

約数和(自身を除く): 30437436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134677, 269354, 538708, 1077416, 1750801, 2154832, 3501602, 7003204, 14006408, 28012816]

約数ペア:

[(1, 28012816), (2, 14006408), (4, 7003204), (8, 3501602), (13, 2154832), (16, 1750801), (26, 1077416), (52, 538708), (104, 269354), (208, 134677)]