18402006

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{438143}}^1$

素因数の和:438155

約数の個数: 16

約数和(自身を含む): 42061824

約数和(自身を除く): 23659818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 438143, 876286, 1314429, 2628858, 3067001, 6134002, 9201003, 18402006]

約数ペア:

[(1, 18402006), (2, 9201003), (3, 6134002), (6, 3067001), (7, 2628858), (14, 1314429), (21, 876286), (42, 438143)]