20158527987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2360207}}^1$

素因数の和:2360299

約数の個数: 24

約数和(自身を含む): 31787281344

約数和(自身を除く): 11628753357

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 2360207, 7080621, 21241863, 30682691, 92048073, 172295111, 276144219, 516885333, 1550655999, 2239836443, 6719509329, 20158527987]

約数ペア:

[(1, 20158527987), (3, 6719509329), (9, 2239836443), (13, 1550655999), (39, 516885333), (73, 276144219), (117, 172295111), (219, 92048073), (657, 30682691), (949, 21241863), (2847, 7080621), (8541, 2360207)]