18527995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 23316480

約数和(自身を除く): 4788485

約数列:

[1, 5, 23, 115, 367, 439, 1835, 2195, 8441, 10097, 42205, 50485, 161113, 805565, 3705599, 18527995]

約数ペア:

[(1, 18527995), (5, 3705599), (23, 805565), (115, 161113), (367, 50485), (439, 42205), (1835, 10097), (2195, 8441)]