19707256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{409}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 39114000

約数和(自身を除く): 19406744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 317, 409, 634, 818, 1268, 1636, 2536, 3272, 6023, 7771, 12046, 15542, 24092, 31084, 48184, 62168, 129653, 259306, 518612, 1037224, 2463407, 4926814, 9853628, 19707256]

約数ペア:

[(1, 19707256), (2, 9853628), (4, 4926814), (8, 2463407), (19, 1037224), (38, 518612), (76, 259306), (152, 129653), (317, 62168), (409, 48184), (634, 31084), (818, 24092), (1268, 15542), (1636, 12046), (2536, 7771), (3272, 6023)]