20291224864

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{2381}}^1\times {\mathrm{11579}}^1$

素因数の和:13993

約数の個数: 48

約数和(自身を含む): 41706342720

約数和(自身を除く): 21415117856

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 2381, 4762, 9524, 11579, 19048, 23158, 38096, 46316, 54763, 76192, 92632, 109526, 185264, 219052, 266317, 370528, 438104, 532634, 876208, 1065268, 1752416, 2130536, 4261072, 8522144, 27569599, 55139198, 110278396, 220556792, 441113584, 634100777, 882227168, 1268201554, 2536403108, 5072806216, 10145612432, 20291224864]

約数ペア:

[(1, 20291224864), (2, 10145612432), (4, 5072806216), (8, 2536403108), (16, 1268201554), (23, 882227168), (32, 634100777), (46, 441113584), (92, 220556792), (184, 110278396), (368, 55139198), (736, 27569599), (2381, 8522144), (4762, 4261072), (9524, 2130536), (11579, 1752416), (19048, 1065268), (23158, 876208), (38096, 532634), (46316, 438104), (54763, 370528), (76192, 266317), (92632, 219052), (109526, 185264)]