20188477620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112158209}}^1$

素因数の和:112158224

約数の個数: 36

約数和(自身を含む): 61238382660

約数和(自身を除く): 41049905040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112158209, 224316418, 336474627, 448632836, 560791045, 672949254, 1009423881, 1121582090, 1345898508, 1682373135, 2018847762, 2243164180, 3364746270, 4037695524, 5047119405, 6729492540, 10094238810, 20188477620]

約数ペア:

[(1, 20188477620), (2, 10094238810), (3, 6729492540), (4, 5047119405), (5, 4037695524), (6, 3364746270), (9, 2243164180), (10, 2018847762), (12, 1682373135), (15, 1345898508), (18, 1121582090), (20, 1009423881), (30, 672949254), (36, 560791045), (45, 448632836), (60, 336474627), (90, 224316418), (180, 112158209)]