19754361

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22171}}^1$

素因数の和:22194

約数の個数: 20

約数和(自身を含む): 32193744

約数和(自身を除く): 12439383

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22171, 66513, 199539, 243881, 598617, 731643, 1795851, 2194929, 6584787, 19754361]

約数ペア:

[(1, 19754361), (3, 6584787), (9, 2194929), (11, 1795851), (27, 731643), (33, 598617), (81, 243881), (99, 199539), (297, 66513), (891, 22171)]