19961976

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 55186560

約数和(自身を除く): 35224584

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 43, 46, 58, 69, 86, 87, 92, 116, 129, 138, 172, 174, 184, 232, 258, 276, 344, 348, 516, 552, 667, 696, 841, 989, 1032, 1247, 1334, 1682, 1978, 2001, 2494, 2523, 2668, 2967, 3364, 3741, 3956, 4002, 4988, 5046, 5336, 5934, 6728, 7482, 7912, 8004, 9976, 10092, 11868, 14964, 16008, 19343, 20184, 23736, 28681, 29928, 36163, 38686, 57362, 58029, 72326, 77372, 86043, 108489, 114724, 116058, 144652, 154744, 172086, 216978, 229448, 232116, 289304, 344172, 433956, 464232, 688344, 831749, 867912, 1663498, 2495247, 3326996, 4990494, 6653992, 9980988, 19961976]

約数ペア:

[(1, 19961976), (2, 9980988), (3, 6653992), (4, 4990494), (6, 3326996), (8, 2495247), (12, 1663498), (23, 867912), (24, 831749), (29, 688344), (43, 464232), (46, 433956), (58, 344172), (69, 289304), (86, 232116), (87, 229448), (92, 216978), (116, 172086), (129, 154744), (138, 144652), (172, 116058), (174, 114724), (184, 108489), (232, 86043), (258, 77372), (276, 72326), (344, 58029), (348, 57362), (516, 38686), (552, 36163), (667, 29928), (696, 28681), (841, 23736), (989, 20184), (1032, 19343), (1247, 16008), (1334, 14964), (1682, 11868), (1978, 10092), (2001, 9976), (2494, 8004), (2523, 7912), (2668, 7482), (2967, 6728), (3364, 5934), (3741, 5336), (3956, 5046), (4002, 4988)]