18541107

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4283}}^1$

素因数の和:4339

約数の個数: 24

約数和(自身を含む): 29628144

約数和(自身を除く): 11087037

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4283, 4329, 12849, 38547, 55679, 158471, 167037, 475413, 501111, 1426239, 2060123, 6180369, 18541107]

約数ペア:

[(1, 18541107), (3, 6180369), (9, 2060123), (13, 1426239), (37, 501111), (39, 475413), (111, 167037), (117, 158471), (333, 55679), (481, 38547), (1443, 12849), (4283, 4329)]