20495868

素因数分解:

$2^2\times 3^1\times {\mathrm{971}}^1\times {\mathrm{1759}}^1$

素因数の和:2737

約数の個数: 24

約数和(自身を含む): 47900160

約数和(自身を除く): 27404292

約数列:

[1, 2, 3, 4, 6, 12, 971, 1759, 1942, 2913, 3518, 3884, 5277, 5826, 7036, 10554, 11652, 21108, 1707989, 3415978, 5123967, 6831956, 10247934, 20495868]

約数ペア:

[(1, 20495868), (2, 10247934), (3, 6831956), (4, 5123967), (6, 3415978), (12, 1707989), (971, 21108), (1759, 11652), (1942, 10554), (2913, 7036), (3518, 5826), (3884, 5277)]