20172969819

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{52126537}}^1$

素因数の和:52126586

約数の個数: 12

約数和(自身を含む): 29816379736

約数和(自身を除く): 9643409917

約数列:

[1, 3, 9, 43, 129, 387, 52126537, 156379611, 469138833, 2241441091, 6724323273, 20172969819]

約数ペア:

[(1, 20172969819), (3, 6724323273), (9, 2241441091), (43, 469138833), (129, 156379611), (387, 52126537)]