19768976

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5443}}^1$

素因数の和:5678

約数の個数: 20

約数和(自身を含む): 38478192

約数和(自身を除く): 18709216

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5443, 10886, 21772, 43544, 87088, 1235561, 2471122, 4942244, 9884488, 19768976]

約数ペア:

[(1, 19768976), (2, 9884488), (4, 4942244), (8, 2471122), (16, 1235561), (227, 87088), (454, 43544), (908, 21772), (1816, 10886), (3632, 5443)]