20863018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20177}}^1$

素因数の和:20237

約数の個数: 16

約数和(自身を含む): 34867584

約数和(自身を除く): 14004566

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 20177, 40354, 221947, 443894, 948319, 1896638, 10431509, 20863018]

約数ペア:

[(1, 20863018), (2, 10431509), (11, 1896638), (22, 948319), (47, 443894), (94, 221947), (517, 40354), (1034, 20177)]