220562576

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{81569}}^1$

素因数の和:81603

約数の個数: 30

約数和(自身を含む): 462746610

約数和(自身を除く): 242184034

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 81569, 163138, 326276, 652552, 1060397, 1305104, 2120794, 4241588, 8483176, 13785161, 16966352, 27570322, 55140644, 110281288, 220562576]

約数ペア:

[(1, 220562576), (2, 110281288), (4, 55140644), (8, 27570322), (13, 16966352), (16, 13785161), (26, 8483176), (52, 4241588), (104, 2120794), (169, 1305104), (208, 1060397), (338, 652552), (676, 326276), (1352, 163138), (2704, 81569)]