19409768

素因数分解:

$2^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1129}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 41764800

約数和(自身を除く): 22355032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 307, 614, 1129, 1228, 2149, 2258, 2456, 4298, 4516, 7903, 8596, 9032, 15806, 17192, 31612, 63224, 346603, 693206, 1386412, 2426221, 2772824, 4852442, 9704884, 19409768]

約数ペア:

[(1, 19409768), (2, 9704884), (4, 4852442), (7, 2772824), (8, 2426221), (14, 1386412), (28, 693206), (56, 346603), (307, 63224), (614, 31612), (1129, 17192), (1228, 15806), (2149, 9032), (2258, 8596), (2456, 7903), (4298, 4516)]