20805593

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 22535040

約数和(自身を除く): 1729447

約数列:

[1, 23, 43, 109, 193, 989, 2507, 4439, 4687, 8299, 21037, 107801, 190877, 483851, 904591, 20805593]

約数ペア:

[(1, 20805593), (23, 904591), (43, 483851), (109, 190877), (193, 107801), (989, 21037), (2507, 8299), (4439, 4687)]