86673724

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{11719}}^1$

素因数の和:11809

約数の個数: 18

約数和(自身を含む): 155301720

約数和(自身を除く): 68627996

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 11719, 23438, 46876, 503917, 1007834, 2015668, 21668431, 43336862, 86673724]

約数ペア:

[(1, 86673724), (2, 43336862), (4, 21668431), (43, 2015668), (86, 1007834), (172, 503917), (1849, 46876), (3698, 23438), (7396, 11719)]