20958168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1031}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 65882880

約数和(自身を除く): 44924712

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 121, 132, 154, 168, 231, 242, 264, 308, 363, 462, 484, 616, 726, 847, 924, 968, 1031, 1452, 1694, 1848, 2062, 2541, 2904, 3093, 3388, 4124, 5082, 6186, 6776, 7217, 8248, 10164, 11341, 12372, 14434, 20328, 21651, 22682, 24744, 28868, 34023, 43302, 45364, 57736, 68046, 79387, 86604, 90728, 124751, 136092, 158774, 173208, 238161, 249502, 272184, 317548, 374253, 476322, 499004, 635096, 748506, 873257, 952644, 998008, 1497012, 1746514, 1905288, 2619771, 2994024, 3493028, 5239542, 6986056, 10479084, 20958168]

約数ペア:

[(1, 20958168), (2, 10479084), (3, 6986056), (4, 5239542), (6, 3493028), (7, 2994024), (8, 2619771), (11, 1905288), (12, 1746514), (14, 1497012), (21, 998008), (22, 952644), (24, 873257), (28, 748506), (33, 635096), (42, 499004), (44, 476322), (56, 374253), (66, 317548), (77, 272184), (84, 249502), (88, 238161), (121, 173208), (132, 158774), (154, 136092), (168, 124751), (231, 90728), (242, 86604), (264, 79387), (308, 68046), (363, 57736), (462, 45364), (484, 43302), (616, 34023), (726, 28868), (847, 24744), (924, 22682), (968, 21651), (1031, 20328), (1452, 14434), (1694, 12372), (1848, 11341), (2062, 10164), (2541, 8248), (2904, 7217), (3093, 6776), (3388, 6186), (4124, 5082)]