18864154

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1123}}^1$

素因数の和:1389

約数の個数: 16

約数和(自身を含む): 29215008

約数和(自身を除く): 10350854

約数列:

[1, 2, 37, 74, 227, 454, 1123, 2246, 8399, 16798, 41551, 83102, 254921, 509842, 9432077, 18864154]

約数ペア:

[(1, 18864154), (2, 9432077), (37, 509842), (74, 254921), (227, 83102), (454, 41551), (1123, 16798), (2246, 8399)]