20178807770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1\times {\mathrm{113167}}^1$

素因数の和:114806

約数の個数: 32

約数和(自身を含む): 39648635136

約数和(自身を除く): 19469827366

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1621, 3242, 8105, 16210, 17831, 35662, 89155, 113167, 178310, 226334, 565835, 1131670, 1244837, 2489674, 6224185, 12448370, 183443707, 366887414, 917218535, 1834437070, 2017880777, 4035761554, 10089403885, 20178807770]

約数ペア:

[(1, 20178807770), (2, 10089403885), (5, 4035761554), (10, 2017880777), (11, 1834437070), (22, 917218535), (55, 366887414), (110, 183443707), (1621, 12448370), (3242, 6224185), (8105, 2489674), (16210, 1244837), (17831, 1131670), (35662, 565835), (89155, 226334), (113167, 178310)]