8181978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{194809}}^1$

素因数の和:194821

約数の個数: 16

約数和(自身を含む): 18701760

約数和(自身を除く): 10519782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 194809, 389618, 584427, 1168854, 1363663, 2727326, 4090989, 8181978]

約数ペア:

[(1, 8181978), (2, 4090989), (3, 2727326), (6, 1363663), (7, 1168854), (14, 584427), (21, 389618), (42, 194809)]