20791330973

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{139439}}^1$

素因数の和:139649

約数の個数: 24

約数和(自身を含む): 25751779200

約数和(自身を除く): 4960448227

約数列:

[1, 7, 17, 49, 119, 179, 833, 1253, 3043, 8771, 21301, 139439, 149107, 976073, 2370463, 6832511, 16593241, 24959581, 116152687, 174717067, 424312877, 1223019469, 2970190139, 20791330973]

約数ペア:

[(1, 20791330973), (7, 2970190139), (17, 1223019469), (49, 424312877), (119, 174717067), (179, 116152687), (833, 24959581), (1253, 16593241), (3043, 6832511), (8771, 2370463), (21301, 976073), (139439, 149107)]