20570242

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12143}}^1$

素因数の和:12174

約数の個数: 24

約数和(自身を含む): 38763648

約数和(自身を除く): 18193406

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12143, 24286, 85001, 133573, 170002, 267146, 935011, 1469303, 1870022, 2938606, 10285121, 20570242]

約数ペア:

[(1, 20570242), (2, 10285121), (7, 2938606), (11, 1870022), (14, 1469303), (22, 935011), (77, 267146), (121, 170002), (154, 133573), (242, 85001), (847, 24286), (1694, 12143)]