20945736

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1979}}^1$

素因数の和:2008

約数の個数: 96

約数和(自身を含む): 67716000

約数和(自身を除く): 46770264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 1979, 2646, 3528, 3958, 5292, 5937, 7916, 10584, 11874, 13853, 15832, 17811, 23748, 27706, 35622, 41559, 47496, 53433, 55412, 71244, 83118, 96971, 106866, 110824, 124677, 142488, 166236, 193942, 213732, 249354, 290913, 332472, 374031, 387884, 427464, 498708, 581826, 748062, 775768, 872739, 997416, 1163652, 1496124, 1745478, 2327304, 2618217, 2992248, 3490956, 5236434, 6981912, 10472868, 20945736]

約数ペア:

[(1, 20945736), (2, 10472868), (3, 6981912), (4, 5236434), (6, 3490956), (7, 2992248), (8, 2618217), (9, 2327304), (12, 1745478), (14, 1496124), (18, 1163652), (21, 997416), (24, 872739), (27, 775768), (28, 748062), (36, 581826), (42, 498708), (49, 427464), (54, 387884), (56, 374031), (63, 332472), (72, 290913), (84, 249354), (98, 213732), (108, 193942), (126, 166236), (147, 142488), (168, 124677), (189, 110824), (196, 106866), (216, 96971), (252, 83118), (294, 71244), (378, 55412), (392, 53433), (441, 47496), (504, 41559), (588, 35622), (756, 27706), (882, 23748), (1176, 17811), (1323, 15832), (1512, 13853), (1764, 11874), (1979, 10584), (2646, 7916), (3528, 5937), (3958, 5292)]