20199425155

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44394341}}^1$

素因数の和:44394366

約数の個数: 16

約数和(自身を含む): 29832997824

約数和(自身を除く): 9633572669

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44394341, 221971705, 310760387, 577126433, 1553801935, 2885632165, 4039885031, 20199425155]

約数ペア:

[(1, 20199425155), (5, 4039885031), (7, 2885632165), (13, 1553801935), (35, 577126433), (65, 310760387), (91, 221971705), (455, 44394341)]