20996723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2243}}^1$

素因数の和:2314

約数の個数: 16

約数和(自身を含む): 24558336

約数和(自身を除く): 3561613

約数列:

[1, 11, 23, 37, 253, 407, 851, 2243, 9361, 24673, 51589, 82991, 567479, 912901, 1908793, 20996723]

約数ペア:

[(1, 20996723), (11, 1908793), (23, 912901), (37, 567479), (253, 82991), (407, 51589), (851, 24673), (2243, 9361)]