20180628740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19038329}}^1$

素因数の和:19038391

約数の個数: 24

約数和(自身を含む): 43178932440

約数和(自身を除く): 22998303700

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19038329, 38076658, 76153316, 95191645, 190383290, 380766580, 1009031437, 2018062874, 4036125748, 5045157185, 10090314370, 20180628740]

約数ペア:

[(1, 20180628740), (2, 10090314370), (4, 5045157185), (5, 4036125748), (10, 2018062874), (20, 1009031437), (53, 380766580), (106, 190383290), (212, 95191645), (265, 76153316), (530, 38076658), (1060, 19038329)]