20105444810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1809671}}^1$

素因数の和:1809790

約数の個数: 32

約数和(自身を含む): 39870693504

約数和(自身を除く): 19765248694

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 11110, 1809671, 3619342, 9048355, 18096710, 19906381, 39812762, 99531905, 182776771, 199063810, 365553542, 913883855, 1827767710, 2010544481, 4021088962, 10052722405, 20105444810]

約数ペア:

[(1, 20105444810), (2, 10052722405), (5, 4021088962), (10, 2010544481), (11, 1827767710), (22, 913883855), (55, 365553542), (101, 199063810), (110, 182776771), (202, 99531905), (505, 39812762), (1010, 19906381), (1111, 18096710), (2222, 9048355), (5555, 3619342), (11110, 1809671)]