20577072

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 56996352

約数和(自身を除く): 36419280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 151, 167, 204, 272, 302, 334, 408, 453, 501, 604, 668, 816, 906, 1002, 1208, 1336, 1812, 2004, 2416, 2567, 2672, 2839, 3624, 4008, 5134, 5678, 7248, 7701, 8016, 8517, 10268, 11356, 15402, 17034, 20536, 22712, 25217, 30804, 34068, 41072, 45424, 50434, 61608, 68136, 75651, 100868, 123216, 136272, 151302, 201736, 302604, 403472, 428689, 605208, 857378, 1210416, 1286067, 1714756, 2572134, 3429512, 5144268, 6859024, 10288536, 20577072]

約数ペア:

[(1, 20577072), (2, 10288536), (3, 6859024), (4, 5144268), (6, 3429512), (8, 2572134), (12, 1714756), (16, 1286067), (17, 1210416), (24, 857378), (34, 605208), (48, 428689), (51, 403472), (68, 302604), (102, 201736), (136, 151302), (151, 136272), (167, 123216), (204, 100868), (272, 75651), (302, 68136), (334, 61608), (408, 50434), (453, 45424), (501, 41072), (604, 34068), (668, 30804), (816, 25217), (906, 22712), (1002, 20536), (1208, 17034), (1336, 15402), (1812, 11356), (2004, 10268), (2416, 8517), (2567, 8016), (2672, 7701), (2839, 7248), (3624, 5678), (4008, 5134)]