20126264576

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{45523}}^1$

素因数の和:45707

約数の個数: 72

約数和(自身を含む): 44106200544

約数和(自身を除く): 23979935968

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 157, 176, 256, 314, 352, 628, 704, 1256, 1408, 1727, 2512, 2816, 3454, 5024, 6908, 10048, 13816, 20096, 27632, 40192, 45523, 55264, 91046, 110528, 182092, 221056, 364184, 442112, 500753, 728368, 1001506, 1456736, 2003012, 2913472, 4006024, 5826944, 7147111, 8012048, 11653888, 14294222, 16024096, 28588444, 32048192, 57176888, 64096384, 78618221, 114353776, 128192768, 157236442, 228707552, 314472884, 457415104, 628945768, 914830208, 1257891536, 1829660416, 2515783072, 5031566144, 10063132288, 20126264576]

約数ペア:

[(1, 20126264576), (2, 10063132288), (4, 5031566144), (8, 2515783072), (11, 1829660416), (16, 1257891536), (22, 914830208), (32, 628945768), (44, 457415104), (64, 314472884), (88, 228707552), (128, 157236442), (157, 128192768), (176, 114353776), (256, 78618221), (314, 64096384), (352, 57176888), (628, 32048192), (704, 28588444), (1256, 16024096), (1408, 14294222), (1727, 11653888), (2512, 8012048), (2816, 7147111), (3454, 5826944), (5024, 4006024), (6908, 2913472), (10048, 2003012), (13816, 1456736), (20096, 1001506), (27632, 728368), (40192, 500753), (45523, 442112), (55264, 364184), (91046, 221056), (110528, 182092)]