18689244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 50082816

約数和(自身を除く): 31393572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 813, 821, 1084, 1626, 1642, 1897, 2463, 3252, 3284, 3794, 4926, 5691, 5747, 7588, 9852, 11382, 11494, 17241, 22764, 22988, 34482, 68964, 222491, 444982, 667473, 889964, 1334946, 1557437, 2669892, 3114874, 4672311, 6229748, 9344622, 18689244]

約数ペア:

[(1, 18689244), (2, 9344622), (3, 6229748), (4, 4672311), (6, 3114874), (7, 2669892), (12, 1557437), (14, 1334946), (21, 889964), (28, 667473), (42, 444982), (84, 222491), (271, 68964), (542, 34482), (813, 22988), (821, 22764), (1084, 17241), (1626, 11494), (1642, 11382), (1897, 9852), (2463, 7588), (3252, 5747), (3284, 5691), (3794, 4926)]