20172858706

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{7307}}^1$

素因数の和:7544

約数の個数: 96

約数和(自身を含む): 41568956352

約数和(自身を除く): 21396097646

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 197, 286, 394, 539, 637, 1001, 1078, 1274, 1379, 2002, 2167, 2561, 2758, 4334, 5122, 7007, 7307, 9653, 14014, 14614, 15169, 17927, 19306, 28171, 30338, 35854, 51149, 56342, 80377, 94991, 102298, 106183, 125489, 160754, 189982, 197197, 212366, 250978, 358043, 394394, 562639, 664937, 716086, 1044901, 1125278, 1329874, 1380379, 1439479, 2089802, 2760758, 2878958, 3938473, 4654559, 7314307, 7876946, 9309118, 10076353, 14628614, 15834269, 18713227, 20152706, 31668538, 37426454, 51200149, 70534471, 102400298, 110839883, 130992589, 141068942, 205845497, 221679766, 261985178, 411690994, 775879181, 916948123, 1440918479, 1551758362, 1833896246, 2881836958, 10086429353, 20172858706]

約数ペア:

[(1, 20172858706), (2, 10086429353), (7, 2881836958), (11, 1833896246), (13, 1551758362), (14, 1440918479), (22, 916948123), (26, 775879181), (49, 411690994), (77, 261985178), (91, 221679766), (98, 205845497), (143, 141068942), (154, 130992589), (182, 110839883), (197, 102400298), (286, 70534471), (394, 51200149), (539, 37426454), (637, 31668538), (1001, 20152706), (1078, 18713227), (1274, 15834269), (1379, 14628614), (2002, 10076353), (2167, 9309118), (2561, 7876946), (2758, 7314307), (4334, 4654559), (5122, 3938473), (7007, 2878958), (7307, 2760758), (9653, 2089802), (14014, 1439479), (14614, 1380379), (15169, 1329874), (17927, 1125278), (19306, 1044901), (28171, 716086), (30338, 664937), (35854, 562639), (51149, 394394), (56342, 358043), (80377, 250978), (94991, 212366), (102298, 197197), (106183, 189982), (125489, 160754)]