131756552372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1\times {\mathrm{20693}}^1$

素因数の和:21336

約数の個数: 48

約数和(自身を含む): 244520304000

約数和(自身を除く): 112763751628

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 421, 796, 842, 1684, 3781, 7562, 7999, 15124, 15998, 20693, 31996, 41386, 82772, 83779, 167558, 335116, 393167, 786334, 1572668, 1591801, 3183602, 4117907, 6367204, 8235814, 8711753, 16471628, 17423506, 34847012, 78240233, 156480466, 165523307, 312960932, 331046614, 662093228, 1733638847, 3467277694, 6934555388, 32939138093, 65878276186, 131756552372]

約数ペア:

[(1, 131756552372), (2, 65878276186), (4, 32939138093), (19, 6934555388), (38, 3467277694), (76, 1733638847), (199, 662093228), (398, 331046614), (421, 312960932), (796, 165523307), (842, 156480466), (1684, 78240233), (3781, 34847012), (7562, 17423506), (7999, 16471628), (15124, 8711753), (15998, 8235814), (20693, 6367204), (31996, 4117907), (41386, 3183602), (82772, 1591801), (83779, 1572668), (167558, 786334), (335116, 393167)]