18290168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2477}}^1$

素因数の和:2567

約数の個数: 32

約数和(自身を含む): 37467360

約数和(自身を除く): 19177192

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2477, 3692, 4954, 7384, 9908, 19816, 32201, 64402, 128804, 175867, 257608, 351734, 703468, 1406936, 2286271, 4572542, 9145084, 18290168]

約数ペア:

[(1, 18290168), (2, 9145084), (4, 4572542), (8, 2286271), (13, 1406936), (26, 703468), (52, 351734), (71, 257608), (104, 175867), (142, 128804), (284, 64402), (568, 32201), (923, 19816), (1846, 9908), (2477, 7384), (3692, 4954)]