20922314

素因数分解:

$2^1\times 7^4\times {\mathrm{4357}}^1$

素因数の和:4387

約数の個数: 20

約数和(自身を含む): 36620274

約数和(自身を除く): 15697960

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4357, 4802, 8714, 30499, 60998, 213493, 426986, 1494451, 2988902, 10461157, 20922314]

約数ペア:

[(1, 20922314), (2, 10461157), (7, 2988902), (14, 1494451), (49, 426986), (98, 213493), (343, 60998), (686, 30499), (2401, 8714), (4357, 4802)]