18821205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32173}}^1$

素因数の和:32197

約数の個数: 24

約数和(自身を含む): 35134008

約数和(自身を除く): 16312803

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 32173, 96519, 160865, 289557, 418249, 482595, 1254747, 1447785, 2091245, 3764241, 6273735, 18821205]

約数ペア:

[(1, 18821205), (3, 6273735), (5, 3764241), (9, 2091245), (13, 1447785), (15, 1254747), (39, 482595), (45, 418249), (65, 289557), (117, 160865), (195, 96519), (585, 32173)]