20991590976

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{52639}}^1$

素因数の和:52752

約数の個数: 112

約数和(自身を含む): 58188677120

約数和(自身を除く): 37197086144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 67, 93, 96, 124, 134, 186, 192, 201, 248, 268, 372, 402, 496, 536, 744, 804, 992, 1072, 1488, 1608, 1984, 2077, 2144, 2976, 3216, 4154, 4288, 5952, 6231, 6432, 8308, 12462, 12864, 16616, 24924, 33232, 49848, 52639, 66464, 99696, 105278, 132928, 157917, 199392, 210556, 315834, 398784, 421112, 631668, 842224, 1263336, 1631809, 1684448, 2526672, 3263618, 3368896, 3526813, 4895427, 5053344, 6527236, 7053626, 9790854, 10106688, 10580439, 13054472, 14107252, 19581708, 21160878, 26108944, 28214504, 39163416, 42321756, 52217888, 56429008, 78326832, 84643512, 104435776, 109331203, 112858016, 156653664, 169287024, 218662406, 225716032, 313307328, 327993609, 338574048, 437324812, 655987218, 677148096, 874649624, 1311974436, 1749299248, 2623948872, 3498598496, 5247897744, 6997196992, 10495795488, 20991590976]

約数ペア:

[(1, 20991590976), (2, 10495795488), (3, 6997196992), (4, 5247897744), (6, 3498598496), (8, 2623948872), (12, 1749299248), (16, 1311974436), (24, 874649624), (31, 677148096), (32, 655987218), (48, 437324812), (62, 338574048), (64, 327993609), (67, 313307328), (93, 225716032), (96, 218662406), (124, 169287024), (134, 156653664), (186, 112858016), (192, 109331203), (201, 104435776), (248, 84643512), (268, 78326832), (372, 56429008), (402, 52217888), (496, 42321756), (536, 39163416), (744, 28214504), (804, 26108944), (992, 21160878), (1072, 19581708), (1488, 14107252), (1608, 13054472), (1984, 10580439), (2077, 10106688), (2144, 9790854), (2976, 7053626), (3216, 6527236), (4154, 5053344), (4288, 4895427), (5952, 3526813), (6231, 3368896), (6432, 3263618), (8308, 2526672), (12462, 1684448), (12864, 1631809), (16616, 1263336), (24924, 842224), (33232, 631668), (49848, 421112), (52639, 398784), (66464, 315834), (99696, 210556), (105278, 199392), (132928, 157917)]