20181715536

素因数分解:

$2^4\times 3^1\times {\mathrm{311}}^1\times {\mathrm{811}}^1\times {\mathrm{1667}}^1$

素因数の和:2800

約数の個数: 80

約数和(自身を含む): 52399646208

約数和(自身を除く): 32217930672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 311, 622, 811, 933, 1244, 1622, 1667, 1866, 2433, 2488, 3244, 3334, 3732, 4866, 4976, 5001, 6488, 6668, 7464, 9732, 10002, 12976, 13336, 14928, 19464, 20004, 26672, 38928, 40008, 80016, 252221, 504442, 518437, 756663, 1008884, 1036874, 1351937, 1513326, 1555311, 2017768, 2073748, 2703874, 3026652, 3110622, 4035536, 4055811, 4147496, 5407748, 6053304, 6221244, 8111622, 8294992, 10815496, 12106608, 12442488, 16223244, 21630992, 24884976, 32446488, 64892976, 420452407, 840904814, 1261357221, 1681809628, 2522714442, 3363619256, 5045428884, 6727238512, 10090857768, 20181715536]

約数ペア:

[(1, 20181715536), (2, 10090857768), (3, 6727238512), (4, 5045428884), (6, 3363619256), (8, 2522714442), (12, 1681809628), (16, 1261357221), (24, 840904814), (48, 420452407), (311, 64892976), (622, 32446488), (811, 24884976), (933, 21630992), (1244, 16223244), (1622, 12442488), (1667, 12106608), (1866, 10815496), (2433, 8294992), (2488, 8111622), (3244, 6221244), (3334, 6053304), (3732, 5407748), (4866, 4147496), (4976, 4055811), (5001, 4035536), (6488, 3110622), (6668, 3026652), (7464, 2703874), (9732, 2073748), (10002, 2017768), (12976, 1555311), (13336, 1513326), (14928, 1351937), (19464, 1036874), (20004, 1008884), (26672, 756663), (38928, 518437), (40008, 504442), (80016, 252221)]