20145458499

素因数分解:

$3^1\times {\mathrm{277}}^1\times {\mathrm{2447}}^1\times {\mathrm{9907}}^1$

素因数の和:12634

約数の個数: 16

約数和(自身を含む): 26971319808

約数和(自身を除く): 6825861309

約数列:

[1, 3, 277, 831, 2447, 7341, 9907, 29721, 677819, 2033457, 2744239, 8232717, 24242429, 72727287, 6715152833, 20145458499]

約数ペア:

[(1, 20145458499), (3, 6715152833), (277, 72727287), (831, 24242429), (2447, 8232717), (7341, 2744239), (9907, 2033457), (29721, 677819)]