19493276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10303}}^1$

素因数の和:10361

約数の個数: 24

約数和(自身を含む): 38083584

約数和(自身を除く): 18590308

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10303, 20606, 41212, 113333, 226666, 443029, 453332, 886058, 1772116, 4873319, 9746638, 19493276]

約数ペア:

[(1, 19493276), (2, 9746638), (4, 4873319), (11, 1772116), (22, 886058), (43, 453332), (44, 443029), (86, 226666), (172, 113333), (473, 41212), (946, 20606), (1892, 10303)]