1880220681

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{566161}}^1$

素因数の和:566214

約数の個数: 20

約数和(自身を含む): 2877235284

約数和(自身を除く): 997014603

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 566161, 1698483, 5095449, 15286347, 23212601, 45859041, 69637803, 208913409, 626740227, 1880220681]

約数ペア:

[(1, 1880220681), (3, 626740227), (9, 208913409), (27, 69637803), (41, 45859041), (81, 23212601), (123, 15286347), (369, 5095449), (1107, 1698483), (3321, 566161)]