18697144

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8087}}^1$

素因数の和:8127

約数の個数: 24

約数和(自身を含む): 37245240

約数和(自身を除く): 18548096

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8087, 16174, 32348, 64696, 137479, 274958, 549916, 1099832, 2337143, 4674286, 9348572, 18697144]

約数ペア:

[(1, 18697144), (2, 9348572), (4, 4674286), (8, 2337143), (17, 1099832), (34, 549916), (68, 274958), (136, 137479), (289, 64696), (578, 32348), (1156, 16174), (2312, 8087)]