20804726886

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31811509}}^1$

素因数の和:31811623

約数の個数: 16

約数和(自身を含む): 41991193200

約数和(自身を除く): 21186466314

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31811509, 63623018, 95434527, 190869054, 3467454481, 6934908962, 10402363443, 20804726886]

約数ペア:

[(1, 20804726886), (2, 10402363443), (3, 6934908962), (6, 3467454481), (109, 190869054), (218, 95434527), (327, 63623018), (654, 31811509)]