18707559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{4483}}^1$

素因数の和:4606

約数の個数: 16

約数和(自身を含む): 27119232

約数和(自身を除く): 8411673

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 4483, 13449, 58279, 174837, 479681, 1439043, 6235853, 18707559]

約数ペア:

[(1, 18707559), (3, 6235853), (13, 1439043), (39, 479681), (107, 174837), (321, 58279), (1391, 13449), (4173, 4483)]