20210403408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1759}}^1\times {\mathrm{18413}}^1$

素因数の和:20196

約数の個数: 80

約数和(自身を含む): 56261399040

約数和(自身を除く): 36050995632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1759, 3518, 5277, 7036, 10554, 14072, 18413, 21108, 22867, 28144, 36826, 42216, 45734, 55239, 68601, 73652, 84432, 91468, 110478, 137202, 147304, 182936, 220956, 239369, 274404, 294608, 365872, 441912, 478738, 548808, 718107, 883824, 957476, 1097616, 1436214, 1914952, 2872428, 3829904, 5744856, 11489712, 32388467, 64776934, 97165401, 129553868, 194330802, 259107736, 388661604, 421050071, 518215472, 777323208, 842100142, 1263150213, 1554646416, 1684200284, 2526300426, 3368400568, 5052600852, 6736801136, 10105201704, 20210403408]

約数ペア:

[(1, 20210403408), (2, 10105201704), (3, 6736801136), (4, 5052600852), (6, 3368400568), (8, 2526300426), (12, 1684200284), (13, 1554646416), (16, 1263150213), (24, 842100142), (26, 777323208), (39, 518215472), (48, 421050071), (52, 388661604), (78, 259107736), (104, 194330802), (156, 129553868), (208, 97165401), (312, 64776934), (624, 32388467), (1759, 11489712), (3518, 5744856), (5277, 3829904), (7036, 2872428), (10554, 1914952), (14072, 1436214), (18413, 1097616), (21108, 957476), (22867, 883824), (28144, 718107), (36826, 548808), (42216, 478738), (45734, 441912), (55239, 365872), (68601, 294608), (73652, 274404), (84432, 239369), (91468, 220956), (110478, 182936), (137202, 147304)]