20036728

素因数分解:

$2^3\times {\mathrm{491}}^1\times {\mathrm{5101}}^1$

素因数の和:5598

約数の個数: 16

約数和(自身を含む): 37652760

約数和(自身を除く): 17616032

約数列:

[1, 2, 4, 8, 491, 982, 1964, 3928, 5101, 10202, 20404, 40808, 2504591, 5009182, 10018364, 20036728]

約数ペア:

[(1, 20036728), (2, 10018364), (4, 5009182), (8, 2504591), (491, 40808), (982, 20404), (1964, 10202), (3928, 5101)]