20828608

素因数分解:

$2^6\times {\mathrm{325447}}^1$

素因数の和:325459

約数の個数: 14

約数和(自身を含む): 41331896

約数和(自身を除く): 20503288

約数列:

[1, 2, 4, 8, 16, 32, 64, 325447, 650894, 1301788, 2603576, 5207152, 10414304, 20828608]

約数ペア:

[(1, 20828608), (2, 10414304), (4, 5207152), (8, 2603576), (16, 1301788), (32, 650894), (64, 325447)]