18078827

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 20194272

約数和(自身を除く): 2115445

約数列:

[1, 13, 41, 107, 317, 533, 1391, 4121, 4387, 12997, 33919, 57031, 168961, 440947, 1390679, 18078827]

約数ペア:

[(1, 18078827), (13, 1390679), (41, 440947), (107, 168961), (317, 57031), (533, 33919), (1391, 12997), (4121, 4387)]