18784010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{268343}}^1$

素因数の和:268357

約数の個数: 16

約数和(自身を含む): 38641536

約数和(自身を除く): 19857526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 268343, 536686, 1341715, 1878401, 2683430, 3756802, 9392005, 18784010]

約数ペア:

[(1, 18784010), (2, 9392005), (5, 3756802), (7, 2683430), (10, 1878401), (14, 1341715), (35, 536686), (70, 268343)]