87123088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{418861}}^1$

素因数の和:418882

約数の個数: 20

約数和(自身を含む): 181786108

約数和(自身を除く): 94663020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 418861, 837722, 1675444, 3350888, 5445193, 6701776, 10890386, 21780772, 43561544, 87123088]

約数ペア:

[(1, 87123088), (2, 43561544), (4, 21780772), (8, 10890386), (13, 6701776), (16, 5445193), (26, 3350888), (52, 1675444), (104, 837722), (208, 418861)]