19408644

素因数分解:

$2^2\times 3^2\times {\mathrm{539129}}^1$

素因数の和:539139

約数の個数: 18

約数和(自身を含む): 49060830

約数和(自身を除く): 29652186

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 539129, 1078258, 1617387, 2156516, 3234774, 4852161, 6469548, 9704322, 19408644]

約数ペア:

[(1, 19408644), (2, 9704322), (3, 6469548), (4, 4852161), (6, 3234774), (9, 2156516), (12, 1617387), (18, 1078258), (36, 539129)]