20508724317

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4928797}}^1$

素因数の和:4928892

約数の個数: 16

約数和(自身を含む): 29178484160

約数和(自身を除く): 8669759843

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4928797, 14786391, 93647143, 280941429, 359802181, 1079406543, 6836241439, 20508724317]

約数ペア:

[(1, 20508724317), (3, 6836241439), (19, 1079406543), (57, 359802181), (73, 280941429), (219, 93647143), (1387, 14786391), (4161, 4928797)]