18857426

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3359}}^1$

素因数の和:3769

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 13559854

約数列:

[1, 2, 7, 14, 401, 802, 2807, 3359, 5614, 6718, 23513, 47026, 1346959, 2693918, 9428713, 18857426]

約数ペア:

[(1, 18857426), (2, 9428713), (7, 2693918), (14, 1346959), (401, 47026), (802, 23513), (2807, 6718), (3359, 5614)]