20264553

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{12721}}^1$

素因数の和:12789

約数の個数: 16

約数和(自身を含む): 30532800

約数和(自身を除く): 10268247

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 12721, 38163, 114489, 343467, 750539, 2251617, 6754851, 20264553]

約数ペア:

[(1, 20264553), (3, 6754851), (9, 2251617), (27, 750539), (59, 343467), (177, 114489), (531, 38163), (1593, 12721)]