1999090806

素因数分解:

$2^1\times 3^1\times {\mathrm{499}}^1\times {\mathrm{667699}}^1$

素因数の和:668203

約数の個数: 16

約数和(自身を含む): 4006200000

約数和(自身を除く): 2007109194

約数列:

[1, 2, 3, 6, 499, 998, 1497, 2994, 667699, 1335398, 2003097, 4006194, 333181801, 666363602, 999545403, 1999090806]

約数ペア:

[(1, 1999090806), (2, 999545403), (3, 666363602), (6, 333181801), (499, 4006194), (998, 2003097), (1497, 1335398), (2994, 667699)]