2018009620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9172771}}^1$

素因数の和:9172791

約数の個数: 24

約数和(自身を含む): 4623077088

約数和(自身を除く): 2605067468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9172771, 18345542, 36691084, 45863855, 91727710, 100900481, 183455420, 201800962, 403601924, 504502405, 1009004810, 2018009620]

約数ペア:

[(1, 2018009620), (2, 1009004810), (4, 504502405), (5, 403601924), (10, 201800962), (11, 183455420), (20, 100900481), (22, 91727710), (44, 45863855), (55, 36691084), (110, 18345542), (220, 9172771)]