19715822

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21019}}^1$

素因数の和:21095

約数の個数: 16

約数和(自身を含む): 34304640

約数和(自身を除く): 14588818

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21019, 42038, 147133, 294266, 1408273, 2816546, 9857911, 19715822]

約数ペア:

[(1, 19715822), (2, 9857911), (7, 2816546), (14, 1408273), (67, 294266), (134, 147133), (469, 42038), (938, 21019)]