20123687974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{143677}}^1\times {\mathrm{5387}}^1$

素因数の和:149079

約数の個数: 16

約数和(自身を含む): 32513756688

約数和(自身を除く): 12390068714

約数列:

[1, 2, 13, 26, 5387, 10774, 70031, 140062, 143677, 287354, 1867801, 3735602, 773987999, 1547975998, 10061843987, 20123687974]

約数ペア:

[(1, 20123687974), (2, 10061843987), (13, 1547975998), (26, 773987999), (5387, 3735602), (10774, 1867801), (70031, 287354), (140062, 143677)]