20122562509

素因数分解:

$7^4\times {\mathrm{1499}}^1\times {\mathrm{5591}}^1$

素因数の和:7118

約数の個数: 20

約数和(自身を含む): 23494788000

約数和(自身を除く): 3372225491

約数列:

[1, 7, 49, 343, 1499, 2401, 5591, 10493, 39137, 73451, 273959, 514157, 1917713, 3599099, 8380909, 13423991, 58666363, 410664541, 2874651787, 20122562509]

約数ペア:

[(1, 20122562509), (7, 2874651787), (49, 410664541), (343, 58666363), (1499, 13423991), (2401, 8380909), (5591, 3599099), (10493, 1917713), (39137, 514157), (73451, 273959)]