28124752

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40879}}^1$

素因数の和:40930

約数の個数: 20

約数和(自身を含む): 55760320

約数和(自身を除く): 27635568

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40879, 81758, 163516, 327032, 654064, 1757797, 3515594, 7031188, 14062376, 28124752]

約数ペア:

[(1, 28124752), (2, 14062376), (4, 7031188), (8, 3515594), (16, 1757797), (43, 654064), (86, 327032), (172, 163516), (344, 81758), (688, 40879)]