20578408048

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{70393}}^1$

素因数の和:70574

約数の個数: 60

約数和(自身を含む): 44115638224

約数和(自身を除く): 23537230176

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 151, 176, 242, 302, 484, 604, 968, 1208, 1661, 1936, 2416, 3322, 6644, 13288, 18271, 26576, 36542, 70393, 73084, 140786, 146168, 281572, 292336, 563144, 774323, 1126288, 1548646, 3097292, 6194584, 8517553, 10629343, 12389168, 17035106, 21258686, 34070212, 42517372, 68140424, 85034744, 116922773, 136280848, 170069488, 233845546, 467691092, 935382184, 1286150503, 1870764368, 2572301006, 5144602012, 10289204024, 20578408048]

約数ペア:

[(1, 20578408048), (2, 10289204024), (4, 5144602012), (8, 2572301006), (11, 1870764368), (16, 1286150503), (22, 935382184), (44, 467691092), (88, 233845546), (121, 170069488), (151, 136280848), (176, 116922773), (242, 85034744), (302, 68140424), (484, 42517372), (604, 34070212), (968, 21258686), (1208, 17035106), (1661, 12389168), (1936, 10629343), (2416, 8517553), (3322, 6194584), (6644, 3097292), (13288, 1548646), (18271, 1126288), (26576, 774323), (36542, 563144), (70393, 292336), (73084, 281572), (140786, 146168)]