18394024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4921

約数の個数: 32

約数和(自身を含む): 38507040

約数和(自身を除く): 20113016

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 4861, 9722, 19444, 38888, 53471, 106942, 209023, 213884, 418046, 427768, 836092, 1672184, 2299253, 4598506, 9197012, 18394024]

約数ペア:

[(1, 18394024), (2, 9197012), (4, 4598506), (8, 2299253), (11, 1672184), (22, 836092), (43, 427768), (44, 418046), (86, 213884), (88, 209023), (172, 106942), (344, 53471), (473, 38888), (946, 19444), (1892, 9722), (3784, 4861)]