18687454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1039}}^1$

素因数の和:1104

約数の個数: 24

約数和(自身を含む): 31056480

約数和(自身を除く): 12369026

約数列:

[1, 2, 17, 23, 34, 46, 391, 529, 782, 1039, 1058, 2078, 8993, 17663, 17986, 23897, 35326, 47794, 406249, 549631, 812498, 1099262, 9343727, 18687454]

約数ペア:

[(1, 18687454), (2, 9343727), (17, 1099262), (23, 812498), (34, 549631), (46, 406249), (391, 47794), (529, 35326), (782, 23897), (1039, 17986), (1058, 17663), (2078, 8993)]