20023861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4517}}^1$

素因数の和:4572

約数の個数: 16

約数和(自身を含む): 24288768

約数和(自身を除く): 4264907

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 4517, 49687, 58721, 140027, 645931, 1540297, 1820351, 20023861]

約数ペア:

[(1, 20023861), (11, 1820351), (13, 1540297), (31, 645931), (143, 140027), (341, 58721), (403, 49687), (4433, 4517)]