18944913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3217}}^1$

素因数の和:3384

約数の個数: 16

約数和(自身を含む): 27391616

約数和(自身を除く): 8446703

約数列:

[1, 3, 13, 39, 151, 453, 1963, 3217, 5889, 9651, 41821, 125463, 485767, 1457301, 6314971, 18944913]

約数ペア:

[(1, 18944913), (3, 6314971), (13, 1457301), (39, 485767), (151, 125463), (453, 41821), (1963, 9651), (3217, 5889)]