20641188

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23563}}^1$

素因数の和:23643

約数の個数: 24

約数和(自身を含む): 48824608

約数和(自身を除く): 28183420

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23563, 47126, 70689, 94252, 141378, 282756, 1720099, 3440198, 5160297, 6880396, 10320594, 20641188]

約数ペア:

[(1, 20641188), (2, 10320594), (3, 6880396), (4, 5160297), (6, 3440198), (12, 1720099), (73, 282756), (146, 141378), (219, 94252), (292, 70689), (438, 47126), (876, 23563)]