1980012

素因数分解:

$2^2\times 3^1\times {\mathrm{165001}}^1$

素因数の和:165008

約数の個数: 12

約数和(自身を含む): 4620056

約数和(自身を除く): 2640044

約数列:

[1, 2, 3, 4, 6, 12, 165001, 330002, 495003, 660004, 990006, 1980012]

約数ペア:

[(1, 1980012), (2, 990006), (3, 660004), (4, 495003), (6, 330002), (12, 165001)]