289202002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{18979}}^1$

素因数の和:19401

約数の個数: 16

約数和(自身を含む): 457797600

約数和(自身を除く): 168595598

約数列:

[1, 2, 19, 38, 401, 802, 7619, 15238, 18979, 37958, 360601, 721202, 7610579, 15221158, 144601001, 289202002]

約数ペア:

[(1, 289202002), (2, 144601001), (19, 15221158), (38, 7610579), (401, 721202), (802, 360601), (7619, 37958), (15238, 18979)]