18412719

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 27757440

約数和(自身を除く): 9344721

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 1579, 3887, 4737, 11661, 20527, 36317, 61581, 108951, 266851, 472121, 800553, 1416363, 6137573, 18412719]

約数ペア:

[(1, 18412719), (3, 6137573), (13, 1416363), (23, 800553), (39, 472121), (69, 266851), (169, 108951), (299, 61581), (507, 36317), (897, 20527), (1579, 11661), (3887, 4737)]