19156988889

素因数分解:

$3^3\times {\mathrm{8521}}^1\times {\mathrm{83267}}^1$

素因数の和:91797

約数の個数: 16

約数和(自身を含む): 28384395840

約数和(自身を除く): 9227406951

約数列:

[1, 3, 9, 27, 8521, 25563, 76689, 83267, 230067, 249801, 749403, 2248209, 709518107, 2128554321, 6385662963, 19156988889]

約数ペア:

[(1, 19156988889), (3, 6385662963), (9, 2128554321), (27, 709518107), (8521, 2248209), (25563, 749403), (76689, 249801), (83267, 230067)]