18676853

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 20951616

約数和(自身を除く): 2274763

約数列:

[1, 13, 41, 67, 523, 533, 871, 2747, 6799, 21443, 35041, 35711, 278759, 455533, 1436681, 18676853]

約数ペア:

[(1, 18676853), (13, 1436681), (41, 455533), (67, 278759), (523, 35711), (533, 35041), (871, 21443), (2747, 6799)]