51731056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248707}}^1$

素因数の和:248728

約数の個数: 20

約数和(自身を含む): 107939272

約数和(自身を除く): 56208216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248707, 497414, 994828, 1989656, 3233191, 3979312, 6466382, 12932764, 25865528, 51731056]

約数ペア:

[(1, 51731056), (2, 25865528), (4, 12932764), (8, 6466382), (13, 3979312), (16, 3233191), (26, 1989656), (52, 994828), (104, 497414), (208, 248707)]