19069900

素因数分解:

$2^2\times 5^2\times {\mathrm{190699}}^1$

素因数の和:190713

約数の個数: 18

約数和(自身を含む): 41381900

約数和(自身を除く): 22312000

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 190699, 381398, 762796, 953495, 1906990, 3813980, 4767475, 9534950, 19069900]

約数ペア:

[(1, 19069900), (2, 9534950), (4, 4767475), (5, 3813980), (10, 1906990), (20, 953495), (25, 762796), (50, 381398), (100, 190699)]