20309707

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 2672693

約数列:

[1, 11, 37, 139, 359, 407, 1529, 3949, 5143, 13283, 49901, 56573, 146113, 548911, 1846337, 20309707]

約数ペア:

[(1, 20309707), (11, 1846337), (37, 548911), (139, 146113), (359, 56573), (407, 49901), (1529, 13283), (3949, 5143)]