20120804956

素因数分解:

$2^2\times 7^1\times {\mathrm{718600177}}^1$

素因数の和:718600188

約数の個数: 12

約数和(自身を含む): 40241609968

約数和(自身を除く): 20120805012

約数列:

[1, 2, 4, 7, 14, 28, 718600177, 1437200354, 2874400708, 5030201239, 10060402478, 20120804956]

約数ペア:

[(1, 20120804956), (2, 10060402478), (4, 5030201239), (7, 2874400708), (14, 1437200354), (28, 718600177)]