161409256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1061903}}^1$

素因数の和:1061928

約数の個数: 16

約数和(自身を含む): 318571200

約数和(自身を除く): 157161944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1061903, 2123806, 4247612, 8495224, 20176157, 40352314, 80704628, 161409256]

約数ペア:

[(1, 161409256), (2, 80704628), (4, 40352314), (8, 20176157), (19, 8495224), (38, 4247612), (76, 2123806), (152, 1061903)]