80013428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{165317}}^1$

素因数の和:165343

約数の個数: 18

約数和(自身を含む): 153911058

約数和(自身を除く): 73897630

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 165317, 330634, 661268, 1818487, 3636974, 7273948, 20003357, 40006714, 80013428]

約数ペア:

[(1, 80013428), (2, 40006714), (4, 20003357), (11, 7273948), (22, 3636974), (44, 1818487), (121, 661268), (242, 330634), (484, 165317)]