11808261

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2082

約数の個数: 20

約数和(自身を含む): 17890092

約数和(自身を除く): 6081831

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 1997, 5913, 5991, 17973, 53919, 145781, 161757, 437343, 1312029, 3936087, 11808261]

約数ペア:

[(1, 11808261), (3, 3936087), (9, 1312029), (27, 437343), (73, 161757), (81, 145781), (219, 53919), (657, 17973), (1971, 5991), (1997, 5913)]