18308984

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 35244720

約数和(自身を除く): 16935736

約数列:

[1, 2, 4, 8, 73, 107, 146, 214, 292, 293, 428, 584, 586, 856, 1172, 2344, 7811, 15622, 21389, 31244, 31351, 42778, 62488, 62702, 85556, 125404, 171112, 250808, 2288623, 4577246, 9154492, 18308984]

約数ペア:

[(1, 18308984), (2, 9154492), (4, 4577246), (8, 2288623), (73, 250808), (107, 171112), (146, 125404), (214, 85556), (292, 62702), (293, 62488), (428, 42778), (584, 31351), (586, 31244), (856, 21389), (1172, 15622), (2344, 7811)]