31223896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1783}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 64224000

約数和(自身を除く): 33000104

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 1783, 2189, 3566, 4378, 7132, 8756, 14264, 17512, 19613, 39226, 78452, 156904, 354817, 709634, 1419268, 2838536, 3902987, 7805974, 15611948, 31223896]

約数ペア:

[(1, 31223896), (2, 15611948), (4, 7805974), (8, 3902987), (11, 2838536), (22, 1419268), (44, 709634), (88, 354817), (199, 156904), (398, 78452), (796, 39226), (1592, 19613), (1783, 17512), (2189, 14264), (3566, 8756), (4378, 7132)]