18889713243

素因数分解:

$3^3\times {\mathrm{13337}}^1\times {\mathrm{52457}}^1$

素因数の和:65803

約数の個数: 16

約数和(自身を含む): 27987392160

約数和(自身を除く): 9097678917

約数列:

[1, 3, 9, 27, 13337, 40011, 52457, 120033, 157371, 360099, 472113, 1416339, 699619009, 2098857027, 6296571081, 18889713243]

約数ペア:

[(1, 18889713243), (3, 6296571081), (9, 2098857027), (27, 699619009), (13337, 1416339), (40011, 472113), (52457, 360099), (120033, 157371)]