19888258

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2086

約数の個数: 24

約数和(自身を含む): 33434100

約数和(自身を除く): 13545842

約数列:

[1, 2, 13, 26, 29, 58, 169, 338, 377, 754, 2029, 4058, 4901, 9802, 26377, 52754, 58841, 117682, 342901, 685802, 764933, 1529866, 9944129, 19888258]

約数ペア:

[(1, 19888258), (2, 9944129), (13, 1529866), (26, 764933), (29, 685802), (58, 342901), (169, 117682), (338, 58841), (377, 52754), (754, 26377), (2029, 9802), (4058, 4901)]