16916848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81331}}^1$

素因数の和:81352

約数の個数: 20

約数和(自身を含む): 35298088

約数和(自身を除く): 18381240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81331, 162662, 325324, 650648, 1057303, 1301296, 2114606, 4229212, 8458424, 16916848]

約数ペア:

[(1, 16916848), (2, 8458424), (4, 4229212), (8, 2114606), (13, 1301296), (16, 1057303), (26, 650648), (52, 325324), (104, 162662), (208, 81331)]