20419392168

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{364997}}^1$

素因数の和:365056

約数の個数: 128

約数和(自身を含む): 66575635200

約数和(自身を除く): 46156243032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 378, 444, 504, 518, 666, 756, 777, 888, 999, 1036, 1332, 1512, 1554, 1998, 2072, 2331, 2664, 3108, 3996, 4662, 6216, 6993, 7992, 9324, 13986, 18648, 27972, 55944, 364997, 729994, 1094991, 1459988, 2189982, 2554979, 2919976, 3284973, 4379964, 5109958, 6569946, 7664937, 8759928, 9854919, 10219916, 13139892, 13504889, 15329874, 19709838, 20439832, 22994811, 26279784, 27009778, 30659748, 39419676, 40514667, 45989622, 54019556, 61319496, 68984433, 78839352, 81029334, 91979244, 94534223, 108039112, 121544001, 137968866, 162058668, 183958488, 189068446, 243088002, 275937732, 283602669, 324117336, 364632003, 378136892, 486176004, 551875464, 567205338, 729264006, 756273784, 850808007, 972352008, 1134410676, 1458528012, 1701616014, 2268821352, 2552424021, 2917056024, 3403232028, 5104848042, 6806464056, 10209696084, 20419392168]

約数ペア:

[(1, 20419392168), (2, 10209696084), (3, 6806464056), (4, 5104848042), (6, 3403232028), (7, 2917056024), (8, 2552424021), (9, 2268821352), (12, 1701616014), (14, 1458528012), (18, 1134410676), (21, 972352008), (24, 850808007), (27, 756273784), (28, 729264006), (36, 567205338), (37, 551875464), (42, 486176004), (54, 378136892), (56, 364632003), (63, 324117336), (72, 283602669), (74, 275937732), (84, 243088002), (108, 189068446), (111, 183958488), (126, 162058668), (148, 137968866), (168, 121544001), (189, 108039112), (216, 94534223), (222, 91979244), (252, 81029334), (259, 78839352), (296, 68984433), (333, 61319496), (378, 54019556), (444, 45989622), (504, 40514667), (518, 39419676), (666, 30659748), (756, 27009778), (777, 26279784), (888, 22994811), (999, 20439832), (1036, 19709838), (1332, 15329874), (1512, 13504889), (1554, 13139892), (1998, 10219916), (2072, 9854919), (2331, 8759928), (2664, 7664937), (3108, 6569946), (3996, 5109958), (4662, 4379964), (6216, 3284973), (6993, 2919976), (7992, 2554979), (9324, 2189982), (13986, 1459988), (18648, 1094991), (27972, 729994), (55944, 364997)]