1990002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47381}}^1$

素因数の和:47393

約数の個数: 16

約数和(自身を含む): 4548672

約数和(自身を除く): 2558670

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47381, 94762, 142143, 284286, 331667, 663334, 995001, 1990002]

約数ペア:

[(1, 1990002), (2, 995001), (3, 663334), (6, 331667), (7, 284286), (14, 142143), (21, 94762), (42, 47381)]