20794857668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{8011}}^1\times {\mathrm{49919}}^1$

素因数の和:57947

約数の個数: 24

約数和(自身を含む): 39195985920

約数和(自身を除く): 18401128252

約数列:

[1, 2, 4, 13, 26, 52, 8011, 16022, 32044, 49919, 99838, 104143, 199676, 208286, 416572, 648947, 1297894, 2595788, 399901109, 799802218, 1599604436, 5198714417, 10397428834, 20794857668]

約数ペア:

[(1, 20794857668), (2, 10397428834), (4, 5198714417), (13, 1599604436), (26, 799802218), (52, 399901109), (8011, 2595788), (16022, 1297894), (32044, 648947), (49919, 416572), (99838, 208286), (104143, 199676)]