19088900

素因数分解:

$2^2\times 5^2\times {\mathrm{190889}}^1$

素因数の和:190903

約数の個数: 18

約数和(自身を含む): 41423130

約数和(自身を除く): 22334230

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 190889, 381778, 763556, 954445, 1908890, 3817780, 4772225, 9544450, 19088900]

約数ペア:

[(1, 19088900), (2, 9544450), (4, 4772225), (5, 3817780), (10, 1908890), (20, 954445), (25, 763556), (50, 381778), (100, 190889)]