18996826805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{9721}}^1\times {\mathrm{35531}}^1$

素因数の和:45268

約数の個数: 16

約数和(自身を含む): 24871831488

約数和(自身を除く): 5875004683

約数列:

[1, 5, 11, 55, 9721, 35531, 48605, 106931, 177655, 390841, 534655, 1954205, 345396851, 1726984255, 3799365361, 18996826805]

約数ペア:

[(1, 18996826805), (5, 3799365361), (11, 1726984255), (55, 345396851), (9721, 1954205), (35531, 534655), (48605, 390841), (106931, 177655)]