1999079956

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 3641274000

約数和(自身を除く): 1642194044

約数列:

[1, 2, 4, 37, 74, 148, 149, 269, 298, 337, 538, 596, 674, 1076, 1348, 5513, 9953, 11026, 12469, 19906, 22052, 24938, 39812, 40081, 49876, 50213, 80162, 90653, 100426, 160324, 181306, 200852, 362612, 1482997, 1857881, 2965994, 3354161, 3715762, 5931988, 6708322, 7431524, 13416644, 13507297, 27014594, 54029188, 499769989, 999539978, 1999079956]

約数ペア:

[(1, 1999079956), (2, 999539978), (4, 499769989), (37, 54029188), (74, 27014594), (148, 13507297), (149, 13416644), (269, 7431524), (298, 6708322), (337, 5931988), (538, 3715762), (596, 3354161), (674, 2965994), (1076, 1857881), (1348, 1482997), (5513, 362612), (9953, 200852), (11026, 181306), (12469, 160324), (19906, 100426), (22052, 90653), (24938, 80162), (39812, 50213), (40081, 49876)]