18236660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70141}}^1$

素因数の和:70163

約数の個数: 24

約数和(自身を含む): 41243496

約数和(自身を除く): 23006836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70141, 140282, 280564, 350705, 701410, 911833, 1402820, 1823666, 3647332, 4559165, 9118330, 18236660]

約数ペア:

[(1, 18236660), (2, 9118330), (4, 4559165), (5, 3647332), (10, 1823666), (13, 1402820), (20, 911833), (26, 701410), (52, 350705), (65, 280564), (130, 140282), (260, 70141)]