20799521

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 22560768

約数和(自身を除く): 1761247

約数列:

[1, 23, 47, 71, 271, 1081, 1633, 3337, 6233, 12737, 19241, 76751, 292951, 442543, 904327, 20799521]

約数ペア:

[(1, 20799521), (23, 904327), (47, 442543), (71, 292951), (271, 76751), (1081, 19241), (1633, 12737), (3337, 6233)]