20808522243

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{24860839}}^1$

素因数の和:24860879

約数の個数: 16

約数和(自身を含む): 31821875200

約数和(自身を除く): 11013352957

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 24860839, 74582517, 223747551, 671242653, 770686009, 2312058027, 6936174081, 20808522243]

約数ペア:

[(1, 20808522243), (3, 6936174081), (9, 2312058027), (27, 770686009), (31, 671242653), (93, 223747551), (279, 74582517), (837, 24860839)]