156896816

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{77213}}^1$

素因数の和:77348

約数の個数: 20

約数和(自身を含む): 306385152

約数和(自身を除く): 149488336

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 77213, 154426, 308852, 617704, 1235408, 9806051, 19612102, 39224204, 78448408, 156896816]

約数ペア:

[(1, 156896816), (2, 78448408), (4, 39224204), (8, 19612102), (16, 9806051), (127, 1235408), (254, 617704), (508, 308852), (1016, 154426), (2032, 77213)]