20709506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2339}}^1$

素因数の和:2593

約数の個数: 16

約数和(自身を含む): 32853600

約数和(自身を除く): 12144094

約数列:

[1, 2, 19, 38, 233, 466, 2339, 4427, 4678, 8854, 44441, 88882, 544987, 1089974, 10354753, 20709506]

約数ペア:

[(1, 20709506), (2, 10354753), (19, 1089974), (38, 544987), (233, 88882), (466, 44441), (2339, 8854), (4427, 4678)]