19469918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{547}}^1$

素因数の和:636

約数の個数: 24

約数和(自身を含む): 32383512

約数和(自身を除く): 12913594

約数列:

[1, 2, 13, 26, 37, 74, 481, 547, 962, 1094, 1369, 2738, 7111, 14222, 17797, 20239, 35594, 40478, 263107, 526214, 748843, 1497686, 9734959, 19469918]

約数ペア:

[(1, 19469918), (2, 9734959), (13, 1497686), (26, 748843), (37, 526214), (74, 263107), (481, 40478), (547, 35594), (962, 20239), (1094, 17797), (1369, 14222), (2738, 7111)]