19382396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440509}}^1$

素因数の和:440524

約数の個数: 12

約数和(自身を含む): 37002840

約数和(自身を除く): 17620444

約数列:

[1, 2, 4, 11, 22, 44, 440509, 881018, 1762036, 4845599, 9691198, 19382396]

約数ペア:

[(1, 19382396), (2, 9691198), (4, 4845599), (11, 1762036), (22, 881018), (44, 440509)]