18837182

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 37255680

約数和(自身を除く): 18418498

約数列:

[1, 2, 7, 13, 14, 26, 29, 43, 58, 83, 86, 91, 166, 182, 203, 301, 377, 406, 559, 581, 602, 754, 1079, 1118, 1162, 1247, 2158, 2407, 2494, 2639, 3569, 3913, 4814, 5278, 7138, 7553, 7826, 8729, 15106, 16211, 16849, 17458, 24983, 31291, 32422, 33698, 46397, 49966, 62582, 92794, 103501, 113477, 207002, 219037, 226954, 324779, 438074, 649558, 724507, 1345513, 1449014, 2691026, 9418591, 18837182]

約数ペア:

[(1, 18837182), (2, 9418591), (7, 2691026), (13, 1449014), (14, 1345513), (26, 724507), (29, 649558), (43, 438074), (58, 324779), (83, 226954), (86, 219037), (91, 207002), (166, 113477), (182, 103501), (203, 92794), (301, 62582), (377, 49966), (406, 46397), (559, 33698), (581, 32422), (602, 31291), (754, 24983), (1079, 17458), (1118, 16849), (1162, 16211), (1247, 15106), (2158, 8729), (2407, 7826), (2494, 7553), (2639, 7138), (3569, 5278), (3913, 4814)]