209905856

素因数分解:

$2^6\times {\mathrm{401}}^1\times {\mathrm{8179}}^1$

素因数の和:8592

約数の個数: 28

約数和(自身を含む): 417621720

約数和(自身を除く): 207715864

約数列:

[1, 2, 4, 8, 16, 32, 64, 401, 802, 1604, 3208, 6416, 8179, 12832, 16358, 25664, 32716, 65432, 130864, 261728, 523456, 3279779, 6559558, 13119116, 26238232, 52476464, 104952928, 209905856]

約数ペア:

[(1, 209905856), (2, 104952928), (4, 52476464), (8, 26238232), (16, 13119116), (32, 6559558), (64, 3279779), (401, 523456), (802, 261728), (1604, 130864), (3208, 65432), (6416, 32716), (8179, 25664), (12832, 16358)]