20450439

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1831}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 31722912

約数和(自身を除く): 11272473

約数列:

[1, 3, 9, 17, 51, 73, 153, 219, 657, 1241, 1831, 3723, 5493, 11169, 16479, 31127, 93381, 133663, 280143, 400989, 1202967, 2272271, 6816813, 20450439]

約数ペア:

[(1, 20450439), (3, 6816813), (9, 2272271), (17, 1202967), (51, 400989), (73, 280143), (153, 133663), (219, 93381), (657, 31127), (1241, 16479), (1831, 11169), (3723, 5493)]