18792851

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7873}}^1$

素因数の和:7922

約数の個数: 16

約数和(自身を含む): 24188928

約数和(自身を除く): 5396077

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 7873, 55111, 86603, 244063, 606221, 1708441, 2684693, 18792851]

約数ペア:

[(1, 18792851), (7, 2684693), (11, 1708441), (31, 606221), (77, 244063), (217, 86603), (341, 55111), (2387, 7873)]