18659517

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2352

約数の個数: 16

約数和(自身を含む): 25850880

約数和(自身を除く): 7191363

約数列:

[1, 3, 47, 59, 141, 177, 2243, 2773, 6729, 8319, 105421, 132337, 316263, 397011, 6219839, 18659517]

約数ペア:

[(1, 18659517), (3, 6219839), (47, 397011), (59, 316263), (141, 132337), (177, 105421), (2243, 8319), (2773, 6729)]