20087316

素因数分解:

$2^2\times 3^2\times {\mathrm{557981}}^1$

素因数の和:557991

約数の個数: 18

約数和(自身を含む): 50776362

約数和(自身を除く): 30689046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557981, 1115962, 1673943, 2231924, 3347886, 5021829, 6695772, 10043658, 20087316]

約数ペア:

[(1, 20087316), (2, 10043658), (3, 6695772), (4, 5021829), (6, 3347886), (9, 2231924), (12, 1673943), (18, 1115962), (36, 557981)]