19667553

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1913}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 27561600

約数和(自身を除く): 7894047

約数列:

[1, 3, 23, 69, 149, 447, 1913, 3427, 5739, 10281, 43999, 131997, 285037, 855111, 6555851, 19667553]

約数ペア:

[(1, 19667553), (3, 6555851), (23, 855111), (69, 285037), (149, 131997), (447, 43999), (1913, 10281), (3427, 5739)]