18192713

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 23390976

約数和(自身を除く): 5198263

約数列:

[1, 7, 11, 47, 77, 121, 329, 457, 517, 847, 3199, 3619, 5027, 5687, 21479, 35189, 39809, 55297, 150353, 236269, 387079, 1653883, 2598959, 18192713]

約数ペア:

[(1, 18192713), (7, 2598959), (11, 1653883), (47, 387079), (77, 236269), (121, 150353), (329, 55297), (457, 39809), (517, 35189), (847, 21479), (3199, 5687), (3619, 5027)]