20218511055

素因数分解:

$3^1\times 5^1\times {\mathrm{3191}}^1\times {\mathrm{422407}}^1$

素因数の和:425606

約数の個数: 16

約数和(自身を含む): 32359832064

約数和(自身を除く): 12141321009

約数列:

[1, 3, 5, 15, 3191, 9573, 15955, 47865, 422407, 1267221, 2112035, 6336105, 1347900737, 4043702211, 6739503685, 20218511055]

約数ペア:

[(1, 20218511055), (3, 6739503685), (5, 4043702211), (15, 1347900737), (3191, 6336105), (9573, 2112035), (15955, 1267221), (47865, 422407)]