20197526811

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 35569926144

約数和(自身を除く): 15372399333

約数列:

[1, 3, 7, 11, 21, 33, 37, 47, 77, 111, 137, 141, 231, 259, 329, 367, 407, 411, 517, 777, 959, 987, 1101, 1221, 1507, 1551, 1739, 2569, 2849, 2877, 3619, 4037, 4521, 5069, 5217, 6439, 7707, 8547, 10549, 10857, 12111, 12173, 13579, 15207, 17249, 19129, 19317, 28259, 31647, 35483, 36519, 40737, 45073, 50279, 51747, 55759, 57387, 70829, 84777, 95053, 106449, 120743, 133903, 135219, 149369, 150837, 167277, 189739, 212487, 238243, 285159, 351953, 362229, 390313, 401709, 448107, 495803, 553069, 569217, 638213, 714729, 1045583, 1055859, 1170939, 1328173, 1487409, 1659207, 1667701, 1860323, 1914639, 2363113, 2620673, 3136749, 3871483, 3984519, 4467491, 5003103, 5580969, 7020343, 7089339, 7862019, 11614449, 13022261, 13402473, 16541791, 18344711, 20463553, 21061029, 25994243, 39066783, 49142401, 49625373, 55034133, 61390659, 77982729, 87435181, 143244871, 147427203, 181959701, 262305543, 429734613, 545879103, 612046267, 961786991, 1836138801, 2885360973, 6732508937, 20197526811]

約数ペア:

[(1, 20197526811), (3, 6732508937), (7, 2885360973), (11, 1836138801), (21, 961786991), (33, 612046267), (37, 545879103), (47, 429734613), (77, 262305543), (111, 181959701), (137, 147427203), (141, 143244871), (231, 87435181), (259, 77982729), (329, 61390659), (367, 55034133), (407, 49625373), (411, 49142401), (517, 39066783), (777, 25994243), (959, 21061029), (987, 20463553), (1101, 18344711), (1221, 16541791), (1507, 13402473), (1551, 13022261), (1739, 11614449), (2569, 7862019), (2849, 7089339), (2877, 7020343), (3619, 5580969), (4037, 5003103), (4521, 4467491), (5069, 3984519), (5217, 3871483), (6439, 3136749), (7707, 2620673), (8547, 2363113), (10549, 1914639), (10857, 1860323), (12111, 1667701), (12173, 1659207), (13579, 1487409), (15207, 1328173), (17249, 1170939), (19129, 1055859), (19317, 1045583), (28259, 714729), (31647, 638213), (35483, 569217), (36519, 553069), (40737, 495803), (45073, 448107), (50279, 401709), (51747, 390313), (55759, 362229), (57387, 351953), (70829, 285159), (84777, 238243), (95053, 212487), (106449, 189739), (120743, 167277), (133903, 150837), (135219, 149369)]