20884788

素因数分解:

$2^2\times 3^2\times {\mathrm{580133}}^1$

素因数の和:580143

約数の個数: 18

約数和(自身を含む): 52792194

約数和(自身を除く): 31907406

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 580133, 1160266, 1740399, 2320532, 3480798, 5221197, 6961596, 10442394, 20884788]

約数ペア:

[(1, 20884788), (2, 10442394), (3, 6961596), (4, 5221197), (6, 3480798), (9, 2320532), (12, 1740399), (18, 1160266), (36, 580133)]