20565377

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 24310272

約数和(自身を除く): 3744895

約数列:

[1, 7, 37, 259, 271, 293, 1897, 2051, 10027, 10841, 70189, 75887, 79403, 555821, 2937911, 20565377]

約数ペア:

[(1, 20565377), (7, 2937911), (37, 555821), (259, 79403), (271, 75887), (293, 70189), (1897, 10841), (2051, 10027)]