20795896827

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{967}}^1\times {\mathrm{3637}}^1$

素因数の和:4689

約数の個数: 40

約数和(自身を含む): 31532263136

約数和(自身を除く): 10736366309

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 967, 1971, 2901, 3637, 5913, 8703, 10911, 26109, 32733, 70591, 78327, 98199, 211773, 265501, 294597, 635319, 796503, 1905957, 2389509, 3516979, 5717871, 7168527, 10550937, 21505581, 31652811, 94958433, 256739467, 284875299, 770218401, 2310655203, 6931965609, 20795896827]

約数ペア:

[(1, 20795896827), (3, 6931965609), (9, 2310655203), (27, 770218401), (73, 284875299), (81, 256739467), (219, 94958433), (657, 31652811), (967, 21505581), (1971, 10550937), (2901, 7168527), (3637, 5717871), (5913, 3516979), (8703, 2389509), (10911, 1905957), (26109, 796503), (32733, 635319), (70591, 294597), (78327, 265501), (98199, 211773)]