20806865268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{566821}}^1$

素因数の和:566877

約数の個数: 96

約数和(自身を含む): 60944701440

約数和(自身を除く): 40137836172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 23, 28, 38, 42, 46, 57, 69, 76, 84, 92, 114, 133, 138, 161, 228, 266, 276, 322, 399, 437, 483, 532, 644, 798, 874, 966, 1311, 1596, 1748, 1932, 2622, 3059, 5244, 6118, 9177, 12236, 18354, 36708, 566821, 1133642, 1700463, 2267284, 3400926, 3967747, 6801852, 7935494, 10769599, 11903241, 13036883, 15870988, 21539198, 23806482, 26073766, 32308797, 39110649, 43078396, 47612964, 52147532, 64617594, 75387193, 78221298, 91258181, 129235188, 150774386, 156442596, 182516362, 226161579, 247700777, 273774543, 301548772, 365032724, 452323158, 495401554, 547549086, 743102331, 904646316, 990803108, 1095098172, 1486204662, 1733905439, 2972409324, 3467810878, 5201716317, 6935621756, 10403432634, 20806865268]

約数ペア:

[(1, 20806865268), (2, 10403432634), (3, 6935621756), (4, 5201716317), (6, 3467810878), (7, 2972409324), (12, 1733905439), (14, 1486204662), (19, 1095098172), (21, 990803108), (23, 904646316), (28, 743102331), (38, 547549086), (42, 495401554), (46, 452323158), (57, 365032724), (69, 301548772), (76, 273774543), (84, 247700777), (92, 226161579), (114, 182516362), (133, 156442596), (138, 150774386), (161, 129235188), (228, 91258181), (266, 78221298), (276, 75387193), (322, 64617594), (399, 52147532), (437, 47612964), (483, 43078396), (532, 39110649), (644, 32308797), (798, 26073766), (874, 23806482), (966, 21539198), (1311, 15870988), (1596, 13036883), (1748, 11903241), (1932, 10769599), (2622, 7935494), (3059, 6801852), (5244, 3967747), (6118, 3400926), (9177, 2267284), (12236, 1700463), (18354, 1133642), (36708, 566821)]