19715073

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11311}}^1$

素因数の和:11404

約数の個数: 16

約数和(自身を含む): 30406656

約数和(自身を除く): 10691583

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 11311, 33933, 79177, 237531, 938813, 2816439, 6571691, 19715073]

約数ペア:

[(1, 19715073), (3, 6571691), (7, 2816439), (21, 938813), (83, 237531), (249, 79177), (581, 33933), (1743, 11311)]