20249989.000000000

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{161999}}^1$

素因数の和:162107

約数の個数: 16

約数和(自身を含む): 202176000

約数和(自身を除く): 102060618

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 161999, 323998, 485997, 971994, 16685897, 33371794, 50057691, 100115382]

約数ペア:

[(1, 100115382), (2, 50057691), (3, 33371794), (6, 16685897), (103, 971994), (206, 485997), (309, 323998), (618, 161999)]