890777756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{20244949}}^1$

素因数の和:20244964

約数の個数: 12

約数和(自身を含む): 1700575800

約数和(自身を除く): 809798044

約数列:

[1, 2, 4, 11, 22, 44, 20244949, 40489898, 80979796, 222694439, 445388878, 890777756]

約数ペア:

[(1, 890777756), (2, 445388878), (4, 222694439), (11, 80979796), (22, 40489898), (44, 20244949)]