18013557

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3301}}^1$

素因数の和:3428

約数の個数: 16

約数和(自身を含む): 25676352

約数和(自身を除く): 7662795

約数列:

[1, 3, 17, 51, 107, 321, 1819, 3301, 5457, 9903, 56117, 168351, 353207, 1059621, 6004519, 18013557]

約数ペア:

[(1, 18013557), (3, 6004519), (17, 1059621), (51, 353207), (107, 168351), (321, 56117), (1819, 9903), (3301, 5457)]