18512380

素因数分解:

$2^2\times 5^1\times {\mathrm{925619}}^1$

素因数の和:925628

約数の個数: 12

約数和(自身を含む): 38876040

約数和(自身を除く): 20363660

約数列:

[1, 2, 4, 5, 10, 20, 925619, 1851238, 3702476, 4628095, 9256190, 18512380]

約数ペア:

[(1, 18512380), (2, 9256190), (4, 4628095), (5, 3702476), (10, 1851238), (20, 925619)]