18791761036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{900161}}^1$

素因数の和:900489

約数の個数: 24

約数和(自身を含む): 34933486896

約数和(自身を除く): 16141725860

約数列:

[1, 2, 4, 17, 34, 68, 307, 614, 1228, 5219, 10438, 20876, 900161, 1800322, 3600644, 15302737, 30605474, 61210948, 276349427, 552698854, 1105397708, 4697940259, 9395880518, 18791761036]

約数ペア:

[(1, 18791761036), (2, 9395880518), (4, 4697940259), (17, 1105397708), (34, 552698854), (68, 276349427), (307, 61210948), (614, 30605474), (1228, 15302737), (5219, 3600644), (10438, 1800322), (20876, 900161)]