20729357614

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 38335343616

約数和(自身を除く): 17605986002

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 151, 161, 193, 302, 322, 329, 386, 658, 1057, 1081, 1351, 2114, 2162, 2209, 2702, 3473, 4418, 4439, 6946, 7097, 7567, 8878, 9071, 14194, 15134, 15463, 18142, 24311, 29143, 30926, 31073, 48622, 49679, 50807, 58286, 62146, 63497, 99358, 101614, 126994, 163231, 204001, 208633, 326462, 333559, 355649, 408002, 417266, 426337, 667118, 670289, 711298, 852674, 1142617, 1340578, 1369721, 1460431, 2285234, 2334913, 2739442, 2920862, 2984359, 4669826, 4692023, 5968718, 7671857, 9384046, 9588047, 9805751, 15343714, 19176094, 19611502, 31503583, 53702999, 63007166, 64376887, 68640257, 107405998, 128753774, 137280514, 220525081, 441050162, 450638209, 901276418, 1480668401, 2961336802, 10364678807, 20729357614]

約数ペア:

[(1, 20729357614), (2, 10364678807), (7, 2961336802), (14, 1480668401), (23, 901276418), (46, 450638209), (47, 441050162), (94, 220525081), (151, 137280514), (161, 128753774), (193, 107405998), (302, 68640257), (322, 64376887), (329, 63007166), (386, 53702999), (658, 31503583), (1057, 19611502), (1081, 19176094), (1351, 15343714), (2114, 9805751), (2162, 9588047), (2209, 9384046), (2702, 7671857), (3473, 5968718), (4418, 4692023), (4439, 4669826), (6946, 2984359), (7097, 2920862), (7567, 2739442), (8878, 2334913), (9071, 2285234), (14194, 1460431), (15134, 1369721), (15463, 1340578), (18142, 1142617), (24311, 852674), (29143, 711298), (30926, 670289), (31073, 667118), (48622, 426337), (49679, 417266), (50807, 408002), (58286, 355649), (62146, 333559), (63497, 326462), (99358, 208633), (101614, 204001), (126994, 163231)]