80563698

素因数分解:

$2^1\times 3^2\times {\mathrm{1999}}^1\times {\mathrm{2239}}^1$

素因数の和:4246

約数の個数: 24

約数和(自身を含む): 174720000

約数和(自身を除く): 94156302

約数列:

[1, 2, 3, 6, 9, 18, 1999, 2239, 3998, 4478, 5997, 6717, 11994, 13434, 17991, 20151, 35982, 40302, 4475761, 8951522, 13427283, 26854566, 40281849, 80563698]

約数ペア:

[(1, 80563698), (2, 40281849), (3, 26854566), (6, 13427283), (9, 8951522), (18, 4475761), (1999, 40302), (2239, 35982), (3998, 20151), (4478, 17991), (5997, 13434), (6717, 11994)]