20720349716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{9157}}^1\times {\mathrm{51427}}^1$

素因数の和:60599

約数の個数: 24

約数和(自身を含む): 39562120416

約数和(自身を除く): 18841770700

約数列:

[1, 2, 4, 11, 22, 44, 9157, 18314, 36628, 51427, 100727, 102854, 201454, 205708, 402908, 565697, 1131394, 2262788, 470917039, 941834078, 1883668156, 5180087429, 10360174858, 20720349716]

約数ペア:

[(1, 20720349716), (2, 10360174858), (4, 5180087429), (11, 1883668156), (22, 941834078), (44, 470917039), (9157, 2262788), (18314, 1131394), (36628, 565697), (51427, 402908), (100727, 205708), (102854, 201454)]