19902843

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{96149}}^1$

素因数の和:96178

約数の個数: 12

約数和(自身を含む): 29998800

約数和(自身を除く): 10095957

約数列:

[1, 3, 9, 23, 69, 207, 96149, 288447, 865341, 2211427, 6634281, 19902843]

約数ペア:

[(1, 19902843), (3, 6634281), (9, 2211427), (23, 865341), (69, 288447), (207, 96149)]