856552432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1244989}}^1$

素因数の和:1245040

約数の個数: 20

約数和(自身を含む): 1698166360

約数和(自身を除く): 841613928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1244989, 2489978, 4979956, 9959912, 19919824, 53534527, 107069054, 214138108, 428276216, 856552432]

約数ペア:

[(1, 856552432), (2, 428276216), (4, 214138108), (8, 107069054), (16, 53534527), (43, 19919824), (86, 9959912), (172, 4979956), (344, 2489978), (688, 1244989)]