18663057

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5021}}^1$

素因数の和:5093

約数の個数: 24

約数和(自身を含む): 31337280

約数和(自身を除く): 12674223

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5021, 15063, 35147, 45189, 105441, 296239, 316323, 888717, 2073673, 2666151, 6221019, 18663057]

約数ペア:

[(1, 18663057), (3, 6221019), (7, 2666151), (9, 2073673), (21, 888717), (59, 316323), (63, 296239), (177, 105441), (413, 45189), (531, 35147), (1239, 15063), (3717, 5021)]