20172745922

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1\times {\mathrm{38953}}^1$

素因数の和:39554

約数の個数: 32

約数和(自身を含む): 35137131264

約数和(自身を除く): 14964385342

約数列:

[1, 2, 7, 14, 71, 142, 497, 521, 994, 1042, 3647, 7294, 36991, 38953, 73982, 77906, 258937, 272671, 517874, 545342, 2765663, 5531326, 19359641, 20294513, 38719282, 40589026, 142061591, 284123182, 1440910423, 2881820846, 10086372961, 20172745922]

約数ペア:

[(1, 20172745922), (2, 10086372961), (7, 2881820846), (14, 1440910423), (71, 284123182), (142, 142061591), (497, 40589026), (521, 38719282), (994, 20294513), (1042, 19359641), (3647, 5531326), (7294, 2765663), (36991, 545342), (38953, 517874), (73982, 272671), (77906, 258937)]