1965922578

素因数分解:

$2^1\times 3^2\times {\mathrm{109217921}}^1$

素因数の和:109217929

約数の個数: 12

約数和(自身を含む): 4259498958

約数和(自身を除く): 2293576380

約数列:

[1, 2, 3, 6, 9, 18, 109217921, 218435842, 327653763, 655307526, 982961289, 1965922578]

約数ペア:

[(1, 1965922578), (2, 982961289), (3, 655307526), (6, 327653763), (9, 218435842), (18, 109217921)]