18113205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{727}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 13755723

約数列:

[1, 3, 5, 11, 15, 33, 55, 151, 165, 453, 727, 755, 1661, 2181, 2265, 3635, 4983, 7997, 8305, 10905, 23991, 24915, 39985, 109777, 119955, 329331, 548885, 1207547, 1646655, 3622641, 6037735, 18113205]

約数ペア:

[(1, 18113205), (3, 6037735), (5, 3622641), (11, 1646655), (15, 1207547), (33, 548885), (55, 329331), (151, 119955), (165, 109777), (453, 39985), (727, 24915), (755, 23991), (1661, 10905), (2181, 8305), (2265, 7997), (3635, 4983)]