20981741952

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{5857}}^1$

素因数の和:6384

約数の個数: 128

約数和(自身を含む): 58795574400

約数和(自身を除く): 37813832448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 304, 384, 456, 491, 608, 912, 982, 1216, 1473, 1824, 1964, 2432, 2946, 3648, 3928, 5857, 5892, 7296, 7856, 9329, 11714, 11784, 15712, 17571, 18658, 23428, 23568, 27987, 31424, 35142, 37316, 46856, 47136, 55974, 62848, 70284, 74632, 93712, 94272, 111283, 111948, 140568, 149264, 187424, 188544, 222566, 223896, 281136, 298528, 333849, 374848, 445132, 447792, 562272, 597056, 667698, 749696, 890264, 895584, 1124544, 1194112, 1335396, 1780528, 1791168, 2249088, 2670792, 2875787, 3561056, 3582336, 5341584, 5751574, 7122112, 8627361, 10683168, 11503148, 14244224, 17254722, 21366336, 23006296, 34509444, 42732672, 46012592, 54639953, 69018888, 92025184, 109279906, 138037776, 163919859, 184050368, 218559812, 276075552, 327839718, 368100736, 437119624, 552151104, 655679436, 874239248, 1104302208, 1311358872, 1748478496, 2622717744, 3496956992, 5245435488, 6993913984, 10490870976, 20981741952]

約数ペア:

[(1, 20981741952), (2, 10490870976), (3, 6993913984), (4, 5245435488), (6, 3496956992), (8, 2622717744), (12, 1748478496), (16, 1311358872), (19, 1104302208), (24, 874239248), (32, 655679436), (38, 552151104), (48, 437119624), (57, 368100736), (64, 327839718), (76, 276075552), (96, 218559812), (114, 184050368), (128, 163919859), (152, 138037776), (192, 109279906), (228, 92025184), (304, 69018888), (384, 54639953), (456, 46012592), (491, 42732672), (608, 34509444), (912, 23006296), (982, 21366336), (1216, 17254722), (1473, 14244224), (1824, 11503148), (1964, 10683168), (2432, 8627361), (2946, 7122112), (3648, 5751574), (3928, 5341584), (5857, 3582336), (5892, 3561056), (7296, 2875787), (7856, 2670792), (9329, 2249088), (11714, 1791168), (11784, 1780528), (15712, 1335396), (17571, 1194112), (18658, 1124544), (23428, 895584), (23568, 890264), (27987, 749696), (31424, 667698), (35142, 597056), (37316, 562272), (46856, 447792), (47136, 445132), (55974, 374848), (62848, 333849), (70284, 298528), (74632, 281136), (93712, 223896), (94272, 222566), (111283, 188544), (111948, 187424), (140568, 149264)]