20485143

素因数分解:

$3^5\times 7^1\times {\mathrm{12043}}^1$

素因数の和:12065

約数の個数: 24

約数和(自身を含む): 35072128

約数和(自身を除く): 14586985

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 12043, 36129, 84301, 108387, 252903, 325161, 758709, 975483, 2276127, 2926449, 6828381, 20485143]

約数ペア:

[(1, 20485143), (3, 6828381), (7, 2926449), (9, 2276127), (21, 975483), (27, 758709), (63, 325161), (81, 252903), (189, 108387), (243, 84301), (567, 36129), (1701, 12043)]