18974839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3733}}^1$

素因数の和:3786

約数の個数: 16

約数和(自身を含む): 22583232

約数和(自身を除く): 3608393

約数列:

[1, 13, 17, 23, 221, 299, 391, 3733, 5083, 48529, 63461, 85859, 824993, 1116167, 1459603, 18974839]

約数ペア:

[(1, 18974839), (13, 1459603), (17, 1116167), (23, 824993), (221, 85859), (299, 63461), (391, 48529), (3733, 5083)]