18305780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7207}}^1$

素因数の和:7343

約数の個数: 24

約数和(自身を含む): 38750208

約数和(自身を除く): 20444428

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7207, 14414, 28828, 36035, 72070, 144140, 915289, 1830578, 3661156, 4576445, 9152890, 18305780]

約数ペア:

[(1, 18305780), (2, 9152890), (4, 4576445), (5, 3661156), (10, 1830578), (20, 915289), (127, 144140), (254, 72070), (508, 36035), (635, 28828), (1270, 14414), (2540, 7207)]