28087016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 55728000

約数和(自身を除く): 27640984

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 257, 514, 719, 1028, 1438, 2056, 2876, 4883, 5752, 9766, 13661, 19532, 27322, 39064, 54644, 109288, 184783, 369566, 739132, 1478264, 3510877, 7021754, 14043508, 28087016]

約数ペア:

[(1, 28087016), (2, 14043508), (4, 7021754), (8, 3510877), (19, 1478264), (38, 739132), (76, 369566), (152, 184783), (257, 109288), (514, 54644), (719, 39064), (1028, 27322), (1438, 19532), (2056, 13661), (2876, 9766), (4883, 5752)]