19868672

素因数分解:

$2^{10}\times {\mathrm{19403}}^1$

素因数の和:19423

約数の個数: 22

約数和(自身を含む): 39719988

約数和(自身を除く): 19851316

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19403, 38806, 77612, 155224, 310448, 620896, 1241792, 2483584, 4967168, 9934336, 19868672]

約数ペア:

[(1, 19868672), (2, 9934336), (4, 4967168), (8, 2483584), (16, 1241792), (32, 620896), (64, 310448), (128, 155224), (256, 77612), (512, 38806), (1024, 19403)]