20753414144

素因数分解:

$2^{11}\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{613}}^1$

素因数の和:967

約数の個数: 96

約数和(自身を含む): 42401661120

約数和(自身を除く): 21648246976

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 271, 488, 512, 542, 613, 976, 1024, 1084, 1226, 1952, 2048, 2168, 2452, 3904, 4336, 4904, 7808, 8672, 9808, 15616, 16531, 17344, 19616, 31232, 33062, 34688, 37393, 39232, 62464, 66124, 69376, 74786, 78464, 124928, 132248, 138752, 149572, 156928, 166123, 264496, 277504, 299144, 313856, 332246, 528992, 555008, 598288, 627712, 664492, 1057984, 1196576, 1255424, 1328984, 2115968, 2393152, 2657968, 4231936, 4786304, 5315936, 8463872, 9572608, 10133503, 10631872, 16927744, 19145216, 20267006, 21263744, 33855488, 38290432, 40534012, 42527488, 76580864, 81068024, 85054976, 162136048, 170109952, 324272096, 340219904, 648544192, 1297088384, 2594176768, 5188353536, 10376707072, 20753414144]

約数ペア:

[(1, 20753414144), (2, 10376707072), (4, 5188353536), (8, 2594176768), (16, 1297088384), (32, 648544192), (61, 340219904), (64, 324272096), (122, 170109952), (128, 162136048), (244, 85054976), (256, 81068024), (271, 76580864), (488, 42527488), (512, 40534012), (542, 38290432), (613, 33855488), (976, 21263744), (1024, 20267006), (1084, 19145216), (1226, 16927744), (1952, 10631872), (2048, 10133503), (2168, 9572608), (2452, 8463872), (3904, 5315936), (4336, 4786304), (4904, 4231936), (7808, 2657968), (8672, 2393152), (9808, 2115968), (15616, 1328984), (16531, 1255424), (17344, 1196576), (19616, 1057984), (31232, 664492), (33062, 627712), (34688, 598288), (37393, 555008), (39232, 528992), (62464, 332246), (66124, 313856), (69376, 299144), (74786, 277504), (78464, 264496), (124928, 166123), (132248, 156928), (138752, 149572)]