19158260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87083}}^1$

素因数の和:87103

約数の個数: 24

約数和(自身を含む): 43890336

約数和(自身を除く): 24732076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 87083, 174166, 348332, 435415, 870830, 957913, 1741660, 1915826, 3831652, 4789565, 9579130, 19158260]

約数ペア:

[(1, 19158260), (2, 9579130), (4, 4789565), (5, 3831652), (10, 1915826), (11, 1741660), (20, 957913), (22, 870830), (44, 435415), (55, 348332), (110, 174166), (220, 87083)]