20038543

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1753}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 24247296

約数和(自身を除く): 4208753

約数列:

[1, 7, 23, 71, 161, 497, 1633, 1753, 11431, 12271, 40319, 124463, 282233, 871241, 2862649, 20038543]

約数ペア:

[(1, 20038543), (7, 2862649), (23, 871241), (71, 282233), (161, 124463), (497, 40319), (1633, 12271), (1753, 11431)]