18276039

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 27529632

約数和(自身を除く): 9253593

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 773, 2319, 2627, 6957, 7881, 23643, 28601, 54883, 85803, 164649, 257409, 493947, 2030671, 6092013, 18276039]

約数ペア:

[(1, 18276039), (3, 6092013), (9, 2030671), (37, 493947), (71, 257409), (111, 164649), (213, 85803), (333, 54883), (639, 28601), (773, 23643), (2319, 7881), (2627, 6957)]