20624219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6229}}^1$

素因数の和:6290

約数の個数: 16

約数和(自身を含む): 26315520

約数和(自身を除く): 5691301

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6229, 43603, 68519, 267847, 479633, 1874929, 2946317, 20624219]

約数ペア:

[(1, 20624219), (7, 2946317), (11, 1874929), (43, 479633), (77, 267847), (301, 68519), (473, 43603), (3311, 6229)]