20152178431

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{3671}}^1\times {\mathrm{71293}}^1$

素因数の和:74982

約数の個数: 16

約数和(自身を含む): 25131990528

約数和(自身を除く): 4979812097

約数列:

[1, 7, 11, 77, 3671, 25697, 40381, 71293, 282667, 499051, 784223, 5489561, 261716603, 1832016221, 2878882633, 20152178431]

約数ペア:

[(1, 20152178431), (7, 2878882633), (11, 1832016221), (77, 261716603), (3671, 5489561), (25697, 784223), (40381, 499051), (71293, 282667)]