18470005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 22834944

約数和(自身を除く): 4364939

約数列:

[1, 5, 43, 215, 271, 317, 1355, 1585, 11653, 13631, 58265, 68155, 85907, 429535, 3694001, 18470005]

約数ペア:

[(1, 18470005), (5, 3694001), (43, 429535), (215, 85907), (271, 68155), (317, 58265), (1355, 13631), (1585, 11653)]