18384543

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{4337}}^1$

素因数の和:4503

約数の個数: 16

約数和(自身を含む): 27416160

約数和(自身を除く): 9031617

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 4337, 13011, 39033, 117099, 680909, 2042727, 6128181, 18384543]

約数ペア:

[(1, 18384543), (3, 6128181), (9, 2042727), (27, 680909), (157, 117099), (471, 39033), (1413, 13011), (4239, 4337)]