20754495

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3271}}^1$

素因数の和:3332

約数の個数: 32

約数和(自身を含む): 37693440

約数和(自身を除く): 16938945

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 3271, 6345, 9813, 16355, 29439, 49065, 88317, 147195, 153737, 441585, 461211, 768685, 1383633, 2306055, 4150899, 6918165, 20754495]

約数ペア:

[(1, 20754495), (3, 6918165), (5, 4150899), (9, 2306055), (15, 1383633), (27, 768685), (45, 461211), (47, 441585), (135, 153737), (141, 147195), (235, 88317), (423, 49065), (705, 29439), (1269, 16355), (2115, 9813), (3271, 6345)]