20017143

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3191}}^1$

素因数の和:3255

約数の個数: 24

約数和(自身を含む): 31370976

約数和(自身を除く): 11353833

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 3191, 6273, 9573, 28719, 54247, 130831, 162741, 392493, 488223, 1177479, 2224127, 6672381, 20017143]

約数ペア:

[(1, 20017143), (3, 6672381), (9, 2224127), (17, 1177479), (41, 488223), (51, 392493), (123, 162741), (153, 130831), (369, 54247), (697, 28719), (2091, 9573), (3191, 6273)]