18935059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7789}}^1$

素因数の和:7830

約数の個数: 16

約数和(自身を含む): 23556960

約数和(自身を除く): 4621901

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 7789, 85679, 101257, 132413, 1113827, 1456543, 1721369, 18935059]

約数ペア:

[(1, 18935059), (11, 1721369), (13, 1456543), (17, 1113827), (143, 132413), (187, 101257), (221, 85679), (2431, 7789)]