18728049

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{1009}}^1$

素因数の和:1304

約数の個数: 16

約数和(自身を含む): 26179200

約数和(自身を除く): 7451151

約数列:

[1, 3, 23, 69, 269, 807, 1009, 3027, 6187, 18561, 23207, 69621, 271421, 814263, 6242683, 18728049]

約数ペア:

[(1, 18728049), (3, 6242683), (23, 814263), (69, 271421), (269, 69621), (807, 23207), (1009, 18561), (3027, 6187)]