20104337

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 4778863

約数列:

[1, 11, 19, 29, 31, 107, 209, 319, 341, 551, 589, 899, 1177, 2033, 3103, 3317, 6061, 6479, 9889, 17081, 22363, 34133, 36487, 58957, 63023, 96193, 187891, 648527, 693253, 1058123, 1827667, 20104337]

約数ペア:

[(1, 20104337), (11, 1827667), (19, 1058123), (29, 693253), (31, 648527), (107, 187891), (209, 96193), (319, 63023), (341, 58957), (551, 36487), (589, 34133), (899, 22363), (1177, 17081), (2033, 9889), (3103, 6479), (3317, 6061)]