20238966993

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{15383}}^1$

素因数の和:15514

約数の個数: 64

約数和(自身を含む): 33270792192

約数和(自身を除く): 13031825199

約数列:

[1, 3, 7, 21, 31, 43, 47, 93, 129, 141, 217, 301, 329, 651, 903, 987, 1333, 1457, 2021, 3999, 4371, 6063, 9331, 10199, 14147, 15383, 27993, 30597, 42441, 46149, 62651, 107681, 187953, 323043, 438557, 476873, 661469, 723001, 1315671, 1430619, 1984407, 2169003, 3338111, 4630283, 5061007, 10014333, 13890849, 15183021, 20505539, 22413031, 31089043, 61516617, 67239093, 93267129, 143538773, 156891217, 217623301, 430616319, 470673651, 652869903, 963760333, 2891280999, 6746322331, 20238966993]

約数ペア:

[(1, 20238966993), (3, 6746322331), (7, 2891280999), (21, 963760333), (31, 652869903), (43, 470673651), (47, 430616319), (93, 217623301), (129, 156891217), (141, 143538773), (217, 93267129), (301, 67239093), (329, 61516617), (651, 31089043), (903, 22413031), (987, 20505539), (1333, 15183021), (1457, 13890849), (2021, 10014333), (3999, 5061007), (4371, 4630283), (6063, 3338111), (9331, 2169003), (10199, 1984407), (14147, 1430619), (15383, 1315671), (27993, 723001), (30597, 661469), (42441, 476873), (46149, 438557), (62651, 323043), (107681, 187953)]