23220189

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{3221}}^1$

素因数の和:3322

約数の個数: 20

約数和(自身を含む): 35087580

約数和(自身を除く): 11867391

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 3221, 7209, 9663, 28989, 86967, 260901, 286669, 860007, 2580021, 7740063, 23220189]

約数ペア:

[(1, 23220189), (3, 7740063), (9, 2580021), (27, 860007), (81, 286669), (89, 260901), (267, 86967), (801, 28989), (2403, 9663), (3221, 7209)]