20788970829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{8447}}^1$

素因数の和:8626

約数の個数: 64

約数和(自身を含む): 33108590592

約数和(自身を除く): 12319619763

約数列:

[1, 3, 11, 17, 33, 41, 51, 107, 123, 187, 321, 451, 561, 697, 1177, 1353, 1819, 2091, 3531, 4387, 5457, 7667, 8447, 13161, 20009, 23001, 25341, 48257, 60027, 74579, 92917, 143599, 144771, 223737, 278751, 346327, 430797, 820369, 903829, 1038981, 1579589, 2461107, 2711487, 3809597, 4738767, 5887559, 9942119, 11428791, 15365093, 17662677, 29826357, 37056989, 46095279, 64763149, 111170967, 169016023, 194289447, 407626879, 507048069, 629968813, 1222880637, 1889906439, 6929656943, 20788970829]

約数ペア:

[(1, 20788970829), (3, 6929656943), (11, 1889906439), (17, 1222880637), (33, 629968813), (41, 507048069), (51, 407626879), (107, 194289447), (123, 169016023), (187, 111170967), (321, 64763149), (451, 46095279), (561, 37056989), (697, 29826357), (1177, 17662677), (1353, 15365093), (1819, 11428791), (2091, 9942119), (3531, 5887559), (4387, 4738767), (5457, 3809597), (7667, 2711487), (8447, 2461107), (13161, 1579589), (20009, 1038981), (23001, 903829), (25341, 820369), (48257, 430797), (60027, 346327), (74579, 278751), (92917, 223737), (143599, 144771)]