20123686128

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{658153}}^1$

素因数の和:658191

約数の個数: 120

約数和(自身を含む): 65125654608

約数和(自身を除く): 45001968480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 10192, 15288, 30576, 658153, 1316306, 1974459, 2632612, 3948918, 4607071, 5265224, 7897836, 8555989, 9214142, 10530448, 13821213, 15795672, 17111978, 18428284, 25667967, 27642426, 31591344, 32249497, 34223956, 36856568, 51335934, 55284852, 59891923, 64498994, 68447912, 73713136, 96748491, 102671868, 110569704, 119783846, 128997988, 136895824, 179675769, 193496982, 205343736, 221139408, 239567692, 257995976, 359351538, 386993964, 410687472, 419243461, 479135384, 515991952, 718703076, 773987928, 838486922, 958270768, 1257730383, 1437406152, 1547975856, 1676973844, 2515460766, 2874812304, 3353947688, 5030921532, 6707895376, 10061843064, 20123686128]

約数ペア:

[(1, 20123686128), (2, 10061843064), (3, 6707895376), (4, 5030921532), (6, 3353947688), (7, 2874812304), (8, 2515460766), (12, 1676973844), (13, 1547975856), (14, 1437406152), (16, 1257730383), (21, 958270768), (24, 838486922), (26, 773987928), (28, 718703076), (39, 515991952), (42, 479135384), (48, 419243461), (49, 410687472), (52, 386993964), (56, 359351538), (78, 257995976), (84, 239567692), (91, 221139408), (98, 205343736), (104, 193496982), (112, 179675769), (147, 136895824), (156, 128997988), (168, 119783846), (182, 110569704), (196, 102671868), (208, 96748491), (273, 73713136), (294, 68447912), (312, 64498994), (336, 59891923), (364, 55284852), (392, 51335934), (546, 36856568), (588, 34223956), (624, 32249497), (637, 31591344), (728, 27642426), (784, 25667967), (1092, 18428284), (1176, 17111978), (1274, 15795672), (1456, 13821213), (1911, 10530448), (2184, 9214142), (2352, 8555989), (2548, 7897836), (3822, 5265224), (4368, 4607071), (5096, 3948918), (7644, 2632612), (10192, 1974459), (15288, 1316306), (30576, 658153)]