20158732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 38610432

約数和(自身を除く): 18451700

約数列:

[1, 2, 4, 11, 22, 44, 431, 862, 1063, 1724, 2126, 4252, 4741, 9482, 11693, 18964, 23386, 46772, 458153, 916306, 1832612, 5039683, 10079366, 20158732]

約数ペア:

[(1, 20158732), (2, 10079366), (4, 5039683), (11, 1832612), (22, 916306), (44, 458153), (431, 46772), (862, 23386), (1063, 18964), (1724, 11693), (2126, 9482), (4252, 4741)]