19936578

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{81043}}^1$

素因数の和:81089

約数の個数: 16

約数和(自身を含む): 40846176

約数和(自身を除く): 20909598

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 81043, 162086, 243129, 486258, 3322763, 6645526, 9968289, 19936578]

約数ペア:

[(1, 19936578), (2, 9968289), (3, 6645526), (6, 3322763), (41, 486258), (82, 243129), (123, 162086), (246, 81043)]