20971752

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{5051}}^1$

素因数の和:5233

約数の個数: 32

約数和(自身を含む): 52742880

約数和(自身を除く): 31771128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 5051, 10102, 15153, 20204, 30306, 40408, 60612, 121224, 873823, 1747646, 2621469, 3495292, 5242938, 6990584, 10485876, 20971752]

約数ペア:

[(1, 20971752), (2, 10485876), (3, 6990584), (4, 5242938), (6, 3495292), (8, 2621469), (12, 1747646), (24, 873823), (173, 121224), (346, 60612), (519, 40408), (692, 30306), (1038, 20204), (1384, 15153), (2076, 10102), (4152, 5051)]