20899006

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2591}}^1$

素因数の和:2739

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 11604674

約数列:

[1, 2, 37, 74, 109, 218, 2591, 4033, 5182, 8066, 95867, 191734, 282419, 564838, 10449503, 20899006]

約数ペア:

[(1, 20899006), (2, 10449503), (37, 564838), (74, 282419), (109, 191734), (218, 95867), (2591, 8066), (4033, 5182)]