20263929

素因数分解:

$3^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1361}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 30944640

約数和(自身を除く): 10680711

約数列:

[1, 3, 7, 21, 709, 1361, 2127, 4083, 4963, 9527, 14889, 28581, 964949, 2894847, 6754643, 20263929]

約数ペア:

[(1, 20263929), (3, 6754643), (7, 2894847), (21, 964949), (709, 28581), (1361, 14889), (2127, 9527), (4083, 4963)]