19696620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328277}}^1$

素因数の和:328289

約数の個数: 24

約数和(自身を含む): 55150704

約数和(自身を除く): 35454084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328277, 656554, 984831, 1313108, 1641385, 1969662, 3282770, 3939324, 4924155, 6565540, 9848310, 19696620]

約数ペア:

[(1, 19696620), (2, 9848310), (3, 6565540), (4, 4924155), (5, 3939324), (6, 3282770), (10, 1969662), (12, 1641385), (15, 1313108), (20, 984831), (30, 656554), (60, 328277)]