18890067

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29017}}^1$

素因数の和:29058

約数の個数: 16

約数和(自身を含む): 29714432

約数和(自身を除く): 10824365

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 29017, 87051, 203119, 609357, 899527, 2698581, 6296689, 18890067]

約数ペア:

[(1, 18890067), (3, 6296689), (7, 2698581), (21, 899527), (31, 609357), (93, 203119), (217, 87051), (651, 29017)]