20297948496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{440953}}^1$

素因数の和:441108

約数の個数: 80

約数和(自身を含む): 60364838784

約数和(自身を除く): 40066890288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 548, 822, 959, 1096, 1644, 1918, 2192, 2877, 3288, 3836, 5754, 6576, 7672, 11508, 15344, 23016, 46032, 440953, 881906, 1322859, 1763812, 2645718, 3086671, 3527624, 5291436, 6173342, 7055248, 9260013, 10582872, 12346684, 18520026, 21165744, 24693368, 37040052, 49386736, 60410561, 74080104, 120821122, 148160208, 181231683, 241642244, 362463366, 422873927, 483284488, 724926732, 845747854, 966568976, 1268621781, 1449853464, 1691495708, 2537243562, 2899706928, 3382991416, 5074487124, 6765982832, 10148974248, 20297948496]

約数ペア:

[(1, 20297948496), (2, 10148974248), (3, 6765982832), (4, 5074487124), (6, 3382991416), (7, 2899706928), (8, 2537243562), (12, 1691495708), (14, 1449853464), (16, 1268621781), (21, 966568976), (24, 845747854), (28, 724926732), (42, 483284488), (48, 422873927), (56, 362463366), (84, 241642244), (112, 181231683), (137, 148160208), (168, 120821122), (274, 74080104), (336, 60410561), (411, 49386736), (548, 37040052), (822, 24693368), (959, 21165744), (1096, 18520026), (1644, 12346684), (1918, 10582872), (2192, 9260013), (2877, 7055248), (3288, 6173342), (3836, 5291436), (5754, 3527624), (6576, 3086671), (7672, 2645718), (11508, 1763812), (15344, 1322859), (23016, 881906), (46032, 440953)]