18947034

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 80

約数和(自身を含む): 45520200

約数和(自身を除く): 26573166

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 37, 54, 58, 74, 81, 87, 109, 111, 162, 174, 218, 222, 261, 327, 333, 522, 654, 666, 783, 981, 999, 1073, 1566, 1962, 1998, 2146, 2349, 2943, 2997, 3161, 3219, 4033, 4698, 5886, 5994, 6322, 6438, 8066, 8829, 9483, 9657, 12099, 17658, 18966, 19314, 24198, 28449, 28971, 36297, 56898, 57942, 72594, 85347, 86913, 108891, 116957, 170694, 173826, 217782, 233914, 256041, 326673, 350871, 512082, 653346, 701742, 1052613, 2105226, 3157839, 6315678, 9473517, 18947034]

約数ペア:

[(1, 18947034), (2, 9473517), (3, 6315678), (6, 3157839), (9, 2105226), (18, 1052613), (27, 701742), (29, 653346), (37, 512082), (54, 350871), (58, 326673), (74, 256041), (81, 233914), (87, 217782), (109, 173826), (111, 170694), (162, 116957), (174, 108891), (218, 86913), (222, 85347), (261, 72594), (327, 57942), (333, 56898), (522, 36297), (654, 28971), (666, 28449), (783, 24198), (981, 19314), (999, 18966), (1073, 17658), (1566, 12099), (1962, 9657), (1998, 9483), (2146, 8829), (2349, 8066), (2943, 6438), (2997, 6322), (3161, 5994), (3219, 5886), (4033, 4698)]