20156059

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 25855200

約数和(自身を除く): 5699141

約数列:

[1, 7, 11, 53, 77, 121, 371, 449, 583, 847, 3143, 4081, 4939, 6413, 23797, 34573, 44891, 54329, 166579, 261767, 380303, 1832369, 2879437, 20156059]

約数ペア:

[(1, 20156059), (7, 2879437), (11, 1832369), (53, 380303), (77, 261767), (121, 166579), (371, 54329), (449, 44891), (583, 34573), (847, 23797), (3143, 6413), (4081, 4939)]