20338542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 53673984

約数和(自身を除く): 33335442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 41, 42, 62, 63, 82, 93, 123, 126, 127, 186, 217, 246, 254, 279, 287, 369, 381, 434, 558, 574, 651, 738, 762, 861, 889, 1143, 1271, 1302, 1722, 1778, 1953, 2286, 2542, 2583, 2667, 3813, 3906, 3937, 5166, 5207, 5334, 7626, 7874, 8001, 8897, 10414, 11439, 11811, 15621, 16002, 17794, 22878, 23622, 26691, 27559, 31242, 35433, 36449, 46863, 53382, 55118, 70866, 72898, 80073, 82677, 93726, 109347, 160146, 161417, 165354, 218694, 248031, 322834, 328041, 484251, 496062, 656082, 968502, 1129919, 1452753, 2259838, 2905506, 3389757, 6779514, 10169271, 20338542]

約数ペア:

[(1, 20338542), (2, 10169271), (3, 6779514), (6, 3389757), (7, 2905506), (9, 2259838), (14, 1452753), (18, 1129919), (21, 968502), (31, 656082), (41, 496062), (42, 484251), (62, 328041), (63, 322834), (82, 248031), (93, 218694), (123, 165354), (126, 161417), (127, 160146), (186, 109347), (217, 93726), (246, 82677), (254, 80073), (279, 72898), (287, 70866), (369, 55118), (381, 53382), (434, 46863), (558, 36449), (574, 35433), (651, 31242), (738, 27559), (762, 26691), (861, 23622), (889, 22878), (1143, 17794), (1271, 16002), (1302, 15621), (1722, 11811), (1778, 11439), (1953, 10414), (2286, 8897), (2542, 8001), (2583, 7874), (2667, 7626), (3813, 5334), (3906, 5207), (3937, 5166)]