18629877

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8291}}^1$

素因数の和:8408

約数の個数: 16

約数和(自身を含む): 28657152

約数和(自身を除く): 10027275

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 8291, 24873, 58037, 174111, 887137, 2661411, 6209959, 18629877]

約数ペア:

[(1, 18629877), (3, 6209959), (7, 2661411), (21, 887137), (107, 174111), (321, 58037), (749, 24873), (2247, 8291)]