1980042

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 3976032

約数和(自身を除く): 1995990

約数列:

[1, 2, 3, 6, 331, 662, 993, 997, 1986, 1994, 2991, 5982, 330007, 660014, 990021, 1980042]

約数ペア:

[(1, 1980042), (2, 990021), (3, 660014), (6, 330007), (331, 5982), (662, 2991), (993, 1994), (997, 1986)]