25865456

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{19477}}^1$

素因数の和:19568

約数の個数: 20

約数和(自身を含む): 50720712

約数和(自身を除く): 24855256

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 19477, 38954, 77908, 155816, 311632, 1616591, 3233182, 6466364, 12932728, 25865456]

約数ペア:

[(1, 25865456), (2, 12932728), (4, 6466364), (8, 3233182), (16, 1616591), (83, 311632), (166, 155816), (332, 77908), (664, 38954), (1328, 19477)]