20491188

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{100447}}^1$

素因数の和:100471

約数の個数: 24

約数和(自身を含む): 50625792

約数和(自身を除く): 30134604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 100447, 200894, 301341, 401788, 602682, 1205364, 1707599, 3415198, 5122797, 6830396, 10245594, 20491188]

約数ペア:

[(1, 20491188), (2, 10245594), (3, 6830396), (4, 5122797), (6, 3415198), (12, 1707599), (17, 1205364), (34, 602682), (51, 401788), (68, 301341), (102, 200894), (204, 100447)]