19379654

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4451}}^1$

素因数の和:4771

約数の個数: 16

約数和(自身を含む): 33336576

約数和(自身を除く): 13956922

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 4451, 8902, 31157, 62314, 1384261, 2768522, 9689827, 19379654]

約数ペア:

[(1, 19379654), (2, 9689827), (7, 2768522), (14, 1384261), (311, 62314), (622, 31157), (2177, 8902), (4354, 4451)]