19559716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{444539}}^1$

素因数の和:444554

約数の個数: 12

約数和(自身を含む): 37341360

約数和(自身を除く): 17781644

約数列:

[1, 2, 4, 11, 22, 44, 444539, 889078, 1778156, 4889929, 9779858, 19559716]

約数ペア:

[(1, 19559716), (2, 9779858), (4, 4889929), (11, 1778156), (22, 889078), (44, 444539)]