20214682711

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{2729}}^1$

素因数の和:2872

約数の個数: 36

約数和(自身を含む): 22991033520

約数和(自身を除く): 2776350809

約数列:

[1, 17, 19, 71, 289, 323, 361, 1207, 1349, 2729, 5491, 6137, 20519, 22933, 25631, 46393, 51851, 104329, 193759, 389861, 435727, 788681, 881467, 985169, 3293903, 3681421, 7407359, 14984939, 16747873, 55996351, 62584157, 69946999, 284713841, 1063930669, 1189098983, 20214682711]

約数ペア:

[(1, 20214682711), (17, 1189098983), (19, 1063930669), (71, 284713841), (289, 69946999), (323, 62584157), (361, 55996351), (1207, 16747873), (1349, 14984939), (2729, 7407359), (5491, 3681421), (6137, 3293903), (20519, 985169), (22933, 881467), (25631, 788681), (46393, 435727), (51851, 389861), (104329, 193759)]