19286905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2027}}^1$

素因数の和:2216

約数の個数: 16

約数和(自身を含む): 25406784

約数和(自身を除く): 6119879

約数列:

[1, 5, 11, 55, 173, 865, 1903, 2027, 9515, 10135, 22297, 111485, 350671, 1753355, 3857381, 19286905]

約数ペア:

[(1, 19286905), (5, 3857381), (11, 1753355), (55, 350671), (173, 111485), (865, 22297), (1903, 10135), (2027, 9515)]