2021628008

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{393007}}^1$

素因数の和:393656

約数の個数: 16

約数和(自身を含む): 3796457280

約数和(自身を除く): 1774829272

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 393007, 786014, 1572028, 3144056, 252703501, 505407002, 1010814004, 2021628008]

約数ペア:

[(1, 2021628008), (2, 1010814004), (4, 505407002), (8, 252703501), (643, 3144056), (1286, 1572028), (2572, 786014), (5144, 393007)]