20566908

素因数分解:

$2^2\times 3^2\times {\mathrm{571303}}^1$

素因数の和:571313

約数の個数: 18

約数和(自身を含む): 51988664

約数和(自身を除く): 31421756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571303, 1142606, 1713909, 2285212, 3427818, 5141727, 6855636, 10283454, 20566908]

約数ペア:

[(1, 20566908), (2, 10283454), (3, 6855636), (4, 5141727), (6, 3427818), (9, 2285212), (12, 1713909), (18, 1142606), (36, 571303)]