2019425900

素因数分解:

$2^2\times 5^2\times {\mathrm{20194259}}^1$

素因数の和:20194273

約数の個数: 18

約数和(自身を含む): 4382154420

約数和(自身を除く): 2362728520

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20194259, 40388518, 80777036, 100971295, 201942590, 403885180, 504856475, 1009712950, 2019425900]

約数ペア:

[(1, 2019425900), (2, 1009712950), (4, 504856475), (5, 403885180), (10, 201942590), (20, 100971295), (25, 80777036), (50, 40388518), (100, 20194259)]