20158850

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{2089}}^1$

素因数の和:2294

約数の個数: 24

約数和(自身を含む): 37707780

約数和(自身を除く): 17548930

約数列:

[1, 2, 5, 10, 25, 50, 193, 386, 965, 1930, 2089, 4178, 4825, 9650, 10445, 20890, 52225, 104450, 403177, 806354, 2015885, 4031770, 10079425, 20158850]

約数ペア:

[(1, 20158850), (2, 10079425), (5, 4031770), (10, 2015885), (25, 806354), (50, 403177), (193, 104450), (386, 52225), (965, 20890), (1930, 10445), (2089, 9650), (4178, 4825)]