20039903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 22561056

約数和(自身を除く): 2521153

約数列:

[1, 13, 37, 61, 481, 683, 793, 2257, 8879, 25271, 29341, 41663, 328523, 541619, 1541531, 20039903]

約数ペア:

[(1, 20039903), (13, 1541531), (37, 541619), (61, 328523), (481, 41663), (683, 29341), (793, 25271), (2257, 8879)]