18151504

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3769}}^1$

素因数の和:3827

約数の個数: 40

約数和(自身を含む): 41138240

約数和(自身を除く): 22986736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3769, 4816, 7538, 15076, 26383, 30152, 52766, 60304, 105532, 162067, 211064, 324134, 422128, 648268, 1134469, 1296536, 2268938, 2593072, 4537876, 9075752, 18151504]

約数ペア:

[(1, 18151504), (2, 9075752), (4, 4537876), (7, 2593072), (8, 2268938), (14, 1296536), (16, 1134469), (28, 648268), (43, 422128), (56, 324134), (86, 211064), (112, 162067), (172, 105532), (301, 60304), (344, 52766), (602, 30152), (688, 26383), (1204, 15076), (2408, 7538), (3769, 4816)]