20916902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2287}}^1$

素因数の和:2575

約数の個数: 16

約数和(自身を含む): 33359040

約数和(自身を除く): 12442138

約数列:

[1, 2, 17, 34, 269, 538, 2287, 4573, 4574, 9146, 38879, 77758, 615203, 1230406, 10458451, 20916902]

約数ペア:

[(1, 20916902), (2, 10458451), (17, 1230406), (34, 615203), (269, 77758), (538, 38879), (2287, 9146), (4573, 4574)]