12945776

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{8011}}^1$

素因数の和:8120

約数の個数: 20

約数和(自身を含む): 25333944

約数和(自身を除く): 12388168

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 8011, 16022, 32044, 64088, 128176, 809111, 1618222, 3236444, 6472888, 12945776]

約数ペア:

[(1, 12945776), (2, 6472888), (4, 3236444), (8, 1618222), (16, 809111), (101, 128176), (202, 64088), (404, 32044), (808, 16022), (1616, 8011)]