20418596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4337}}^1$

素因数の和:4459

約数の個数: 24

約数和(自身を含む): 39354336

約数和(自身を除く): 18935740

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4337, 4708, 8674, 17348, 47707, 95414, 190828, 464059, 928118, 1856236, 5104649, 10209298, 20418596]

約数ペア:

[(1, 20418596), (2, 10209298), (4, 5104649), (11, 1856236), (22, 928118), (44, 464059), (107, 190828), (214, 95414), (428, 47707), (1177, 17348), (2354, 8674), (4337, 4708)]