25731056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123707}}^1$

素因数の和:123728

約数の個数: 20

約数和(自身を含む): 53689272

約数和(自身を除く): 27958216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123707, 247414, 494828, 989656, 1608191, 1979312, 3216382, 6432764, 12865528, 25731056]

約数ペア:

[(1, 25731056), (2, 12865528), (4, 6432764), (8, 3216382), (13, 1979312), (16, 1608191), (26, 989656), (52, 494828), (104, 247414), (208, 123707)]