20170771621

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{36571}}^1$

素因数の和:36650

約数の個数: 64

約数和(自身を含む): 29491660800

約数和(自身を除く): 9320889179

約数列:

[1, 7, 11, 13, 19, 29, 77, 91, 133, 143, 203, 209, 247, 319, 377, 551, 1001, 1463, 1729, 2233, 2639, 2717, 3857, 4147, 6061, 7163, 19019, 29029, 36571, 42427, 50141, 78793, 255997, 402281, 475423, 551551, 694849, 1060559, 2815967, 3327961, 4863943, 5229653, 7423913, 7643339, 9033037, 11666149, 13787267, 20150621, 36607571, 53503373, 63231259, 81663043, 96510869, 99363407, 141054347, 151659937, 221656831, 261958073, 695543849, 1061619559, 1551597817, 1833706511, 2881538803, 20170771621]

約数ペア:

[(1, 20170771621), (7, 2881538803), (11, 1833706511), (13, 1551597817), (19, 1061619559), (29, 695543849), (77, 261958073), (91, 221656831), (133, 151659937), (143, 141054347), (203, 99363407), (209, 96510869), (247, 81663043), (319, 63231259), (377, 53503373), (551, 36607571), (1001, 20150621), (1463, 13787267), (1729, 11666149), (2233, 9033037), (2639, 7643339), (2717, 7423913), (3857, 5229653), (4147, 4863943), (6061, 3327961), (7163, 2815967), (19019, 1060559), (29029, 694849), (36571, 551551), (42427, 475423), (50141, 402281), (78793, 255997)]