18327824

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21613}}^1$

素因数の和:21674

約数の個数: 20

約数和(自身を含む): 36181836

約数和(自身を除く): 17854012

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21613, 43226, 86452, 172904, 345808, 1145489, 2290978, 4581956, 9163912, 18327824]

約数ペア:

[(1, 18327824), (2, 9163912), (4, 4581956), (8, 2290978), (16, 1145489), (53, 345808), (106, 172904), (212, 86452), (424, 43226), (848, 21613)]