19553795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{881}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 24639552

約数和(自身を除く): 5085757

約数列:

[1, 5, 23, 115, 193, 881, 965, 4405, 4439, 20263, 22195, 101315, 170033, 850165, 3910759, 19553795]

約数ペア:

[(1, 19553795), (5, 3910759), (23, 850165), (115, 170033), (193, 101315), (881, 22195), (965, 20263), (4405, 4439)]