18883891

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5881}}^1$

素因数の和:5926

約数の個数: 12

約数和(自身を含む): 21528120

約数和(自身を除く): 2644229

約数列:

[1, 13, 19, 169, 247, 3211, 5881, 76453, 111739, 993889, 1452607, 18883891]

約数ペア:

[(1, 18883891), (13, 1452607), (19, 993889), (169, 111739), (247, 76453), (3211, 5881)]