20268918

素因数分解:

$2^1\times 3^2\times {\mathrm{569}}^1\times {\mathrm{1979}}^1$

素因数の和:2556

約数の個数: 24

約数和(自身を含む): 44015400

約数和(自身を除く): 23746482

約数列:

[1, 2, 3, 6, 9, 18, 569, 1138, 1707, 1979, 3414, 3958, 5121, 5937, 10242, 11874, 17811, 35622, 1126051, 2252102, 3378153, 6756306, 10134459, 20268918]

約数ペア:

[(1, 20268918), (2, 10134459), (3, 6756306), (6, 3378153), (9, 2252102), (18, 1126051), (569, 35622), (1138, 17811), (1707, 11874), (1979, 10242), (3414, 5937), (3958, 5121)]