18884426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37321}}^1$

素因数の和:37357

約数の個数: 16

約数和(自身を含む): 32246208

約数和(自身を除く): 13361782

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37321, 74642, 410531, 821062, 858383, 1716766, 9442213, 18884426]

約数ペア:

[(1, 18884426), (2, 9442213), (11, 1716766), (22, 858383), (23, 821062), (46, 410531), (253, 74642), (506, 37321)]