18893426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12923}}^1$

素因数の和:12985

約数の個数: 16

約数和(自身を含む): 30707424

約数和(自身を除く): 11813998

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 12923, 25846, 219691, 439382, 555689, 1111378, 9446713, 18893426]

約数ペア:

[(1, 18893426), (2, 9446713), (17, 1111378), (34, 555689), (43, 439382), (86, 219691), (731, 25846), (1462, 12923)]