2019975138

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 4850841600

約数和(自身を除く): 2830866462

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 43, 46, 54, 69, 86, 109, 129, 138, 207, 218, 258, 327, 347, 387, 414, 621, 654, 694, 774, 981, 989, 1041, 1161, 1242, 1962, 1978, 2082, 2322, 2507, 2943, 2967, 3123, 4687, 5014, 5886, 5934, 6246, 7521, 7981, 8901, 9369, 9374, 14061, 14921, 15042, 15962, 17802, 18738, 22563, 23943, 26703, 28122, 29842, 37823, 42183, 44763, 45126, 47886, 53406, 67689, 71829, 75646, 84366, 89526, 107801, 113469, 126549, 134289, 135378, 143658, 215487, 215602, 226938, 253098, 268578, 323403, 340407, 343183, 402867, 430974, 646806, 680814, 686366, 805734, 869929, 970209, 1021221, 1029549, 1626389, 1739858, 1940418, 2042442, 2059098, 2609787, 2910627, 3088647, 3252778, 4879167, 5219574, 5821254, 6177294, 7829361, 9265941, 9758334, 14637501, 15658722, 18531882, 23488083, 29275002, 37406947, 43912503, 46976166, 74813894, 87825006, 112220841, 224441682, 336662523, 673325046, 1009987569, 2019975138]

約数ペア:

[(1, 2019975138), (2, 1009987569), (3, 673325046), (6, 336662523), (9, 224441682), (18, 112220841), (23, 87825006), (27, 74813894), (43, 46976166), (46, 43912503), (54, 37406947), (69, 29275002), (86, 23488083), (109, 18531882), (129, 15658722), (138, 14637501), (207, 9758334), (218, 9265941), (258, 7829361), (327, 6177294), (347, 5821254), (387, 5219574), (414, 4879167), (621, 3252778), (654, 3088647), (694, 2910627), (774, 2609787), (981, 2059098), (989, 2042442), (1041, 1940418), (1161, 1739858), (1242, 1626389), (1962, 1029549), (1978, 1021221), (2082, 970209), (2322, 869929), (2507, 805734), (2943, 686366), (2967, 680814), (3123, 646806), (4687, 430974), (5014, 402867), (5886, 343183), (5934, 340407), (6246, 323403), (7521, 268578), (7981, 253098), (8901, 226938), (9369, 215602), (9374, 215487), (14061, 143658), (14921, 135378), (15042, 134289), (15962, 126549), (17802, 113469), (18738, 107801), (22563, 89526), (23943, 84366), (26703, 75646), (28122, 71829), (29842, 67689), (37823, 53406), (42183, 47886), (44763, 45126)]