18944847

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10169}}^1$

素因数の和:10204

約数の個数: 20

約数和(自身を含む): 29533680

約数和(自身を除く): 10588833

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10169, 30507, 91521, 233887, 274563, 701661, 823689, 2104983, 6314949, 18944847]

約数ペア:

[(1, 18944847), (3, 6314949), (9, 2104983), (23, 823689), (27, 701661), (69, 274563), (81, 233887), (207, 91521), (621, 30507), (1863, 10169)]