20219211089

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37512451}}^1$

素因数の和:37512476

約数の個数: 12

約数和(自身を含む): 25658517168

約数和(自身を除く): 5439306079

約数列:

[1, 7, 11, 49, 77, 539, 37512451, 262587157, 412636961, 1838110099, 2888458727, 20219211089]

約数ペア:

[(1, 20219211089), (7, 2888458727), (11, 1838110099), (49, 412636961), (77, 262587157), (539, 37512451)]