19823716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2287}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 38054016

約数和(自身を除く): 18230300

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 2287, 4334, 4574, 8668, 9148, 25157, 50314, 100628, 450539, 901078, 1802156, 4955929, 9911858, 19823716]

約数ペア:

[(1, 19823716), (2, 9911858), (4, 4955929), (11, 1802156), (22, 901078), (44, 450539), (197, 100628), (394, 50314), (788, 25157), (2167, 9148), (2287, 8668), (4334, 4574)]