20123961095

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12233411}}^1$

素因数の和:12233470

約数の個数: 16

約数和(自身を含む): 28185781248

約数和(自身を除く): 8061820153

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 12233411, 61167055, 85633877, 428169385, 574970317, 2874851585, 4024792219, 20123961095]

約数ペア:

[(1, 20123961095), (5, 4024792219), (7, 2874851585), (35, 574970317), (47, 428169385), (235, 85633877), (329, 61167055), (1645, 12233411)]