20850828

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 30893172

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 436, 654, 839, 1308, 1678, 2071, 2517, 3356, 4142, 5034, 6213, 8284, 10068, 12426, 15941, 24852, 31882, 47823, 63764, 91451, 95646, 182902, 191292, 274353, 365804, 548706, 1097412, 1737569, 3475138, 5212707, 6950276, 10425414, 20850828]

約数ペア:

[(1, 20850828), (2, 10425414), (3, 6950276), (4, 5212707), (6, 3475138), (12, 1737569), (19, 1097412), (38, 548706), (57, 365804), (76, 274353), (109, 191292), (114, 182902), (218, 95646), (228, 91451), (327, 63764), (436, 47823), (654, 31882), (839, 24852), (1308, 15941), (1678, 12426), (2071, 10068), (2517, 8284), (3356, 6213), (4142, 5034)]