2005017928

素因数分解:

$2^3\times {\mathrm{499}}^1\times {\mathrm{502259}}^1$

素因数の和:502764

約数の個数: 16

約数和(自身を含む): 3766950000

約数和(自身を除く): 1761932072

約数列:

[1, 2, 4, 8, 499, 998, 1996, 3992, 502259, 1004518, 2009036, 4018072, 250627241, 501254482, 1002508964, 2005017928]

約数ペア:

[(1, 2005017928), (2, 1002508964), (4, 501254482), (8, 250627241), (499, 4018072), (998, 2009036), (1996, 1004518), (3992, 502259)]