19996396

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4793}}^1$

素因数の和:4953

約数の個数: 24

約数和(自身を含む): 40269600

約数和(自身を除く): 20273204

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4793, 9586, 19172, 33551, 67102, 134204, 714157, 1428314, 2856628, 4999099, 9998198, 19996396]

約数ペア:

[(1, 19996396), (2, 9998198), (4, 4999099), (7, 2856628), (14, 1428314), (28, 714157), (149, 134204), (298, 67102), (596, 33551), (1043, 19172), (2086, 9586), (4172, 4793)]