15317116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 29152200

約数和(自身を除く): 13835084

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 109, 172, 218, 436, 817, 1634, 1849, 2071, 3268, 3698, 4142, 4687, 7396, 8284, 9374, 18748, 35131, 70262, 89053, 140524, 178106, 201541, 356212, 403082, 806164, 3829279, 7658558, 15317116]

約数ペア:

[(1, 15317116), (2, 7658558), (4, 3829279), (19, 806164), (38, 403082), (43, 356212), (76, 201541), (86, 178106), (109, 140524), (172, 89053), (218, 70262), (436, 35131), (817, 18748), (1634, 9374), (1849, 8284), (2071, 7396), (3268, 4687), (3698, 4142)]