28493456

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{4441}}^1$

素因数の和:4850

約数の個数: 20

約数和(自身を含む): 55356204

約数和(自身を除く): 26862748

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 4441, 6416, 8882, 17764, 35528, 71056, 1780841, 3561682, 7123364, 14246728, 28493456]

約数ペア:

[(1, 28493456), (2, 14246728), (4, 7123364), (8, 3561682), (16, 1780841), (401, 71056), (802, 35528), (1604, 17764), (3208, 8882), (4441, 6416)]