20840874

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84719}}^1$

素因数の和:84765

約数の個数: 16

約数和(自身を含む): 42698880

約数和(自身を除く): 21858006

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84719, 169438, 254157, 508314, 3473479, 6946958, 10420437, 20840874]

約数ペア:

[(1, 20840874), (2, 10420437), (3, 6946958), (6, 3473479), (41, 508314), (82, 254157), (123, 169438), (246, 84719)]