20836370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29347}}^1$

素因数の和:29425

約数の個数: 16

約数和(自身を含む): 38035008

約数和(自身を除く): 17198638

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 29347, 58694, 146735, 293470, 2083637, 4167274, 10418185, 20836370]

約数ペア:

[(1, 20836370), (2, 10418185), (5, 4167274), (10, 2083637), (71, 293470), (142, 146735), (355, 58694), (710, 29347)]