78864364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2063}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 145635840

約数和(自身を除く): 66771476

約数列:

[1, 2, 4, 19, 38, 76, 503, 1006, 2012, 2063, 4126, 8252, 9557, 19114, 38228, 39197, 78394, 156788, 1037689, 2075378, 4150756, 19716091, 39432182, 78864364]

約数ペア:

[(1, 78864364), (2, 39432182), (4, 19716091), (19, 4150756), (38, 2075378), (76, 1037689), (503, 156788), (1006, 78394), (2012, 39197), (2063, 38228), (4126, 19114), (8252, 9557)]