20530292

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 36972936

約数和(自身を除く): 16442644

約数列:

[1, 2, 4, 53, 106, 113, 212, 226, 452, 857, 1714, 3428, 5989, 11978, 23956, 45421, 90842, 96841, 181684, 193682, 387364, 5132573, 10265146, 20530292]

約数ペア:

[(1, 20530292), (2, 10265146), (4, 5132573), (53, 387364), (106, 193682), (113, 181684), (212, 96841), (226, 90842), (452, 45421), (857, 23956), (1714, 11978), (3428, 5989)]