20878528099

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{23327}}^1$

素因数の和:23931

約数の個数: 24

約数和(自身を含む): 24758939520

約数和(自身を除く): 3880411421

約数列:

[1, 11, 13, 121, 143, 569, 1573, 6259, 7397, 23327, 68849, 81367, 256597, 303251, 895037, 2822567, 3335761, 13273063, 36693371, 146003693, 172549819, 1606040623, 1898048009, 20878528099]

約数ペア:

[(1, 20878528099), (11, 1898048009), (13, 1606040623), (121, 172549819), (143, 146003693), (569, 36693371), (1573, 13273063), (6259, 3335761), (7397, 2822567), (23327, 895037), (68849, 303251), (81367, 256597)]