20009774956

素因数分解:

$2^2\times {\mathrm{10039}}^1\times {\mathrm{498301}}^1$

素因数の和:508344

約数の個数: 12

約数和(自身を含む): 35020664560

約数和(自身を除く): 15010889604

約数列:

[1, 2, 4, 10039, 20078, 40156, 498301, 996602, 1993204, 5002443739, 10004887478, 20009774956]

約数ペア:

[(1, 20009774956), (2, 10004887478), (4, 5002443739), (10039, 1993204), (20078, 996602), (40156, 498301)]