20678227

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22331232

約数和(自身を除く): 1653005

約数列:

[1, 37, 41, 43, 317, 1517, 1591, 1763, 11729, 12997, 13631, 65231, 480889, 504347, 558871, 20678227]

約数ペア:

[(1, 20678227), (37, 558871), (41, 504347), (43, 480889), (317, 65231), (1517, 13631), (1591, 12997), (1763, 11729)]