19762756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 37379160

約数和(自身を除く): 17616404

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 977, 1556, 1954, 3908, 5057, 10114, 12701, 20228, 25402, 50804, 380053, 760106, 1520212, 4940689, 9881378, 19762756]

約数ペア:

[(1, 19762756), (2, 9881378), (4, 4940689), (13, 1520212), (26, 760106), (52, 380053), (389, 50804), (778, 25402), (977, 20228), (1556, 12701), (1954, 10114), (3908, 5057)]