19399638

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{31391}}^1$

素因数の和:31499

約数の個数: 16

約数和(自身を含む): 39177216

約数和(自身を除く): 19777578

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 31391, 62782, 94173, 188346, 3233273, 6466546, 9699819, 19399638]

約数ペア:

[(1, 19399638), (2, 9699819), (3, 6466546), (6, 3233273), (103, 188346), (206, 94173), (309, 62782), (618, 31391)]