19143891

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{54541}}^1$

素因数の和:54563

約数の個数: 16

約数和(自身を含む): 30543520

約数和(自身を除く): 11399629

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 54541, 163623, 490869, 709033, 1472607, 2127099, 6381297, 19143891]

約数ペア:

[(1, 19143891), (3, 6381297), (9, 2127099), (13, 1472607), (27, 709033), (39, 490869), (117, 163623), (351, 54541)]