19169557

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4508

約数の個数: 16

約数和(自身を含む): 23110272

約数和(自身を除く): 3940715

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4457, 49027, 75769, 102511, 833459, 1127621, 1742687, 19169557]

約数ペア:

[(1, 19169557), (11, 1742687), (17, 1127621), (23, 833459), (187, 102511), (253, 75769), (391, 49027), (4301, 4457)]