18914756

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2131}}^1$

素因数の和:2459

約数の個数: 24

約数和(自身を含む): 37966656

約数和(自身を除く): 19051900

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2131, 2219, 4262, 4438, 8524, 8876, 14917, 29834, 59668, 675527, 1351054, 2702108, 4728689, 9457378, 18914756]

約数ペア:

[(1, 18914756), (2, 9457378), (4, 4728689), (7, 2702108), (14, 1351054), (28, 675527), (317, 59668), (634, 29834), (1268, 14917), (2131, 8876), (2219, 8524), (4262, 4438)]