20265948

素因数分解:

$2^2\times 3^2\times {\mathrm{562943}}^1$

素因数の和:562953

約数の個数: 18

約数和(自身を含む): 51227904

約数和(自身を除く): 30961956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 562943, 1125886, 1688829, 2251772, 3377658, 5066487, 6755316, 10132974, 20265948]

約数ペア:

[(1, 20265948), (2, 10132974), (3, 6755316), (4, 5066487), (6, 3377658), (9, 2251772), (12, 1688829), (18, 1125886), (36, 562943)]