19993998

素因数分解:

$2^1\times 3^1\times {\mathrm{1667}}^1\times {\mathrm{1999}}^1$

素因数の和:3671

約数の個数: 16

約数和(自身を含む): 40032000

約数和(自身を除く): 20038002

約数列:

[1, 2, 3, 6, 1667, 1999, 3334, 3998, 5001, 5997, 10002, 11994, 3332333, 6664666, 9996999, 19993998]

約数ペア:

[(1, 19993998), (2, 9996999), (3, 6664666), (6, 3332333), (1667, 11994), (1999, 10002), (3334, 5997), (3998, 5001)]