20107768

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35401}}^1$

素因数の和:35478

約数の個数: 16

約数和(自身を含む): 38234160

約数和(自身を除く): 18126392

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35401, 70802, 141604, 283208, 2513471, 5026942, 10053884, 20107768]

約数ペア:

[(1, 20107768), (2, 10053884), (4, 5026942), (8, 2513471), (71, 283208), (142, 141604), (284, 70802), (568, 35401)]