20120785216

素因数分解:

$2^6\times 7^1\times {\mathrm{3571}}^1\times {\mathrm{12577}}^1$

素因数の和:16167

約数の個数: 56

約数和(自身を含む): 45647473856

約数和(自身を除く): 25526688640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 3571, 7142, 12577, 14284, 24997, 25154, 28568, 49994, 50308, 57136, 88039, 99988, 100616, 114272, 176078, 199976, 201232, 228544, 352156, 399952, 402464, 704312, 799904, 804928, 1408624, 1599808, 2817248, 5634496, 44912467, 89824934, 179649868, 314387269, 359299736, 628774538, 718599472, 1257549076, 1437198944, 2515098152, 2874397888, 5030196304, 10060392608, 20120785216]

約数ペア:

[(1, 20120785216), (2, 10060392608), (4, 5030196304), (7, 2874397888), (8, 2515098152), (14, 1437198944), (16, 1257549076), (28, 718599472), (32, 628774538), (56, 359299736), (64, 314387269), (112, 179649868), (224, 89824934), (448, 44912467), (3571, 5634496), (7142, 2817248), (12577, 1599808), (14284, 1408624), (24997, 804928), (25154, 799904), (28568, 704312), (49994, 402464), (50308, 399952), (57136, 352156), (88039, 228544), (99988, 201232), (100616, 199976), (114272, 176078)]