11805021

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{8573}}^1$

素因数の和:8602

約数の個数: 20

約数和(自身を含む): 18674172

約数和(自身を除く): 6869151

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 8573, 25719, 77157, 145741, 231471, 437223, 694413, 1311669, 3935007, 11805021]

約数ペア:

[(1, 11805021), (3, 3935007), (9, 1311669), (17, 694413), (27, 437223), (51, 231471), (81, 145741), (153, 77157), (459, 25719), (1377, 8573)]