2012179981

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1\times {\mathrm{4133}}^1$

素因数の和:4740

約数の個数: 16

約数和(自身を含む): 2320066944

約数和(自身を除く): 307886963

約数列:

[1, 7, 157, 443, 1099, 3101, 4133, 28931, 69551, 486857, 648881, 1830919, 4542167, 12816433, 287454283, 2012179981]

約数ペア:

[(1, 2012179981), (7, 287454283), (157, 12816433), (443, 4542167), (1099, 1830919), (3101, 648881), (4133, 486857), (28931, 69551)]