18239568

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{8837}}^1$

素因数の和:8891

約数の個数: 40

約数和(自身を含む): 48220128

約数和(自身を除く): 29980560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 8837, 17674, 26511, 35348, 53022, 70696, 106044, 141392, 212088, 379991, 424176, 759982, 1139973, 1519964, 2279946, 3039928, 4559892, 6079856, 9119784, 18239568]

約数ペア:

[(1, 18239568), (2, 9119784), (3, 6079856), (4, 4559892), (6, 3039928), (8, 2279946), (12, 1519964), (16, 1139973), (24, 759982), (43, 424176), (48, 379991), (86, 212088), (129, 141392), (172, 106044), (258, 70696), (344, 53022), (516, 35348), (688, 26511), (1032, 17674), (2064, 8837)]