19540240132

素因数分解:

$2^2\times 7^1\times {\mathrm{697865719}}^1$

素因数の和:697865730

約数の個数: 12

約数和(自身を含む): 39080480320

約数和(自身を除く): 19540240188

約数列:

[1, 2, 4, 7, 14, 28, 697865719, 1395731438, 2791462876, 4885060033, 9770120066, 19540240132]

約数ペア:

[(1, 19540240132), (2, 9770120066), (4, 4885060033), (7, 2791462876), (14, 1395731438), (28, 697865719)]