20161304644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2287}}^1\times {\mathrm{169531}}^1$

素因数の和:171835

約数の個数: 24

約数和(自身を含む): 38013143168

約数和(自身を除く): 17851838524

約数列:

[1, 2, 4, 13, 26, 52, 2287, 4574, 9148, 29731, 59462, 118924, 169531, 339062, 678124, 2203903, 4407806, 8815612, 387717397, 775434794, 1550869588, 5040326161, 10080652322, 20161304644]

約数ペア:

[(1, 20161304644), (2, 10080652322), (4, 5040326161), (13, 1550869588), (26, 775434794), (52, 387717397), (2287, 8815612), (4574, 4407806), (9148, 2203903), (29731, 678124), (59462, 339062), (118924, 169531)]