20808712099

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{540781}}^1$

素因数の和:541050

約数の個数: 16

約数和(自身を含む): 24919234560

約数和(自身を除く): 4110522461

約数列:

[1, 7, 23, 161, 239, 1673, 5497, 38479, 540781, 3785467, 12437963, 87065741, 129246659, 904726613, 2972673157, 20808712099]

約数ペア:

[(1, 20808712099), (7, 2972673157), (23, 904726613), (161, 129246659), (239, 87065741), (1673, 12437963), (5497, 3785467), (38479, 540781)]