20206645

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 25003440

約数和(自身を除く): 4796795

約数列:

[1, 5, 41, 205, 241, 409, 1205, 2045, 9881, 16769, 49405, 83845, 98569, 492845, 4041329, 20206645]

約数ペア:

[(1, 20206645), (5, 4041329), (41, 492845), (205, 98569), (241, 83845), (409, 49405), (1205, 16769), (2045, 9881)]