18502384

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26893}}^1$

素因数の和:26944

約数の個数: 20

約数和(自身を含む): 36683416

約数和(自身を除く): 18181032

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26893, 53786, 107572, 215144, 430288, 1156399, 2312798, 4625596, 9251192, 18502384]

約数ペア:

[(1, 18502384), (2, 9251192), (4, 4625596), (8, 2312798), (16, 1156399), (43, 430288), (86, 215144), (172, 107572), (344, 53786), (688, 26893)]