19421204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2287}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 37285248

約数和(自身を除く): 17864044

約数列:

[1, 2, 4, 11, 22, 44, 193, 386, 772, 2123, 2287, 4246, 4574, 8492, 9148, 25157, 50314, 100628, 441391, 882782, 1765564, 4855301, 9710602, 19421204]

約数ペア:

[(1, 19421204), (2, 9710602), (4, 4855301), (11, 1765564), (22, 882782), (44, 441391), (193, 100628), (386, 50314), (772, 25157), (2123, 9148), (2287, 8492), (4246, 4574)]