20565799787

素因数分解:

${\mathrm{13}}^2\times {\mathrm{449}}^1\times {\mathrm{271027}}^1$

素因数の和:271502

約数の個数: 12

約数和(自身を含む): 22319155800

約数和(自身を除く): 1753356013

約数列:

[1, 13, 169, 449, 5837, 75881, 271027, 3523351, 45803563, 121691123, 1581984599, 20565799787]

約数ペア:

[(1, 20565799787), (13, 1581984599), (169, 121691123), (449, 45803563), (5837, 3523351), (75881, 271027)]