18368912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26699}}^1$

素因数の和:26750

約数の個数: 20

約数和(自身を含む): 36418800

約数和(自身を除く): 18049888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26699, 53398, 106796, 213592, 427184, 1148057, 2296114, 4592228, 9184456, 18368912]

約数ペア:

[(1, 18368912), (2, 9184456), (4, 4592228), (8, 2296114), (16, 1148057), (43, 427184), (86, 213592), (172, 106796), (344, 53398), (688, 26699)]