18834277

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 24246432

約数和(自身を除く): 5412155

約数列:

[1, 7, 11, 49, 77, 83, 421, 539, 581, 913, 2947, 4067, 4631, 6391, 20629, 32417, 34943, 44737, 226919, 244601, 384373, 1712207, 2690611, 18834277]

約数ペア:

[(1, 18834277), (7, 2690611), (11, 1712207), (49, 384373), (77, 244601), (83, 226919), (421, 44737), (539, 34943), (581, 32417), (913, 20629), (2947, 6391), (4067, 4631)]