90219674

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{2081}}^1$

素因数の和:2545

約数の個数: 16

約数和(自身を含む): 138286440

約数和(自身を除く): 48066766

約数列:

[1, 2, 53, 106, 409, 818, 2081, 4162, 21677, 43354, 110293, 220586, 851129, 1702258, 45109837, 90219674]

約数ペア:

[(1, 90219674), (2, 45109837), (53, 1702258), (106, 851129), (409, 220586), (818, 110293), (2081, 43354), (4162, 21677)]