20633678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1999}}^1$

素因数の和:2411

約数の個数: 16

約数和(自身を含む): 33432000

約数和(自身を除く): 12798322

約数列:

[1, 2, 13, 26, 397, 794, 1999, 3998, 5161, 10322, 25987, 51974, 793603, 1587206, 10316839, 20633678]

約数ペア:

[(1, 20633678), (2, 10316839), (13, 1587206), (26, 793603), (397, 51974), (794, 25987), (1999, 10322), (3998, 5161)]