18868108

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9491}}^1$

素因数の和:9573

約数の個数: 24

約数和(自身を含む): 38271744

約数和(自身を除く): 19403636

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 9491, 18982, 37964, 66437, 132874, 265748, 673861, 1347722, 2695444, 4717027, 9434054, 18868108]

約数ペア:

[(1, 18868108), (2, 9434054), (4, 4717027), (7, 2695444), (14, 1347722), (28, 673861), (71, 265748), (142, 132874), (284, 66437), (497, 37964), (994, 18982), (1988, 9491)]