20012968

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5647}}^1$

素因数の和:6096

約数の個数: 16

約数和(自身を含む): 37615680

約数和(自身を除く): 17602712

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5647, 11294, 22588, 45176, 2501621, 5003242, 10006484, 20012968]

約数ペア:

[(1, 20012968), (2, 10006484), (4, 5003242), (8, 2501621), (443, 45176), (886, 22588), (1772, 11294), (3544, 5647)]