19780464048

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{17971}}^1$

素因数の和:19002

約数の個数: 80

約数和(自身を含む): 53377702656

約数和(自身を除く): 33597238608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 997, 1104, 1994, 2991, 3988, 5982, 7976, 11964, 15952, 17971, 22931, 23928, 35942, 45862, 47856, 53913, 68793, 71884, 91724, 107826, 137586, 143768, 183448, 215652, 275172, 287536, 366896, 413333, 431304, 550344, 826666, 862608, 1100688, 1239999, 1653332, 2479998, 3306664, 4959996, 6613328, 9919992, 17917087, 19839984, 35834174, 53751261, 71668348, 107502522, 143336696, 215005044, 286673392, 412093001, 430010088, 824186002, 860020176, 1236279003, 1648372004, 2472558006, 3296744008, 4945116012, 6593488016, 9890232024, 19780464048]

約数ペア:

[(1, 19780464048), (2, 9890232024), (3, 6593488016), (4, 4945116012), (6, 3296744008), (8, 2472558006), (12, 1648372004), (16, 1236279003), (23, 860020176), (24, 824186002), (46, 430010088), (48, 412093001), (69, 286673392), (92, 215005044), (138, 143336696), (184, 107502522), (276, 71668348), (368, 53751261), (552, 35834174), (997, 19839984), (1104, 17917087), (1994, 9919992), (2991, 6613328), (3988, 4959996), (5982, 3306664), (7976, 2479998), (11964, 1653332), (15952, 1239999), (17971, 1100688), (22931, 862608), (23928, 826666), (35942, 550344), (45862, 431304), (47856, 413333), (53913, 366896), (68793, 287536), (71884, 275172), (91724, 215652), (107826, 183448), (137586, 143768)]