19463391

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2647}}^1$

素因数の和:2715

約数の個数: 24

約数和(自身を含む): 30293120

約数和(自身を除く): 10829729

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 2647, 7353, 7941, 23823, 50293, 113821, 150879, 341463, 452637, 1024389, 2162599, 6487797, 19463391]

約数ペア:

[(1, 19463391), (3, 6487797), (9, 2162599), (19, 1024389), (43, 452637), (57, 341463), (129, 150879), (171, 113821), (387, 50293), (817, 23823), (2451, 7941), (2647, 7353)]