20169008

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3571}}^1$

素因数の和:3932

約数の個数: 20

約数和(自身を含む): 39199128

約数和(自身を除く): 19030120

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3571, 5648, 7142, 14284, 28568, 57136, 1260563, 2521126, 5042252, 10084504, 20169008]

約数ペア:

[(1, 20169008), (2, 10084504), (4, 5042252), (8, 2521126), (16, 1260563), (353, 57136), (706, 28568), (1412, 14284), (2824, 7142), (3571, 5648)]