20244485

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 5226235

約数列:

[1, 5, 23, 115, 401, 439, 2005, 2195, 9223, 10097, 46115, 50485, 176039, 880195, 4048897, 20244485]

約数ペア:

[(1, 20244485), (5, 4048897), (23, 880195), (115, 176039), (401, 50485), (439, 46115), (2005, 10097), (2195, 9223)]