18118492

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8191}}^1$

素因数の和:8281

約数の個数: 24

約数和(自身を含む): 36700160

約数和(自身を除く): 18581668

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8191, 16382, 32764, 57337, 114674, 229348, 647089, 1294178, 2588356, 4529623, 9059246, 18118492]

約数ペア:

[(1, 18118492), (2, 9059246), (4, 4529623), (7, 2588356), (14, 1294178), (28, 647089), (79, 229348), (158, 114674), (316, 57337), (553, 32764), (1106, 16382), (2212, 8191)]