18646992

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1457

約数の個数: 120

約数和(自身を含む): 64273664

約数和(自身を除く): 45626672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1423, 1456, 1638, 1872, 2184, 2846, 3276, 4269, 4368, 5692, 6552, 8538, 9961, 11384, 12807, 13104, 17076, 18499, 19922, 22768, 25614, 29883, 34152, 36998, 39844, 51228, 55497, 59766, 68304, 73996, 79688, 89649, 102456, 110994, 119532, 129493, 147992, 159376, 166491, 179298, 204912, 221988, 239064, 258986, 295984, 332982, 358596, 388479, 443976, 478128, 517972, 665964, 717192, 776958, 887952, 1035944, 1165437, 1331928, 1434384, 1553916, 2071888, 2330874, 2663856, 3107832, 4661748, 6215664, 9323496, 18646992]

約数ペア:

[(1, 18646992), (2, 9323496), (3, 6215664), (4, 4661748), (6, 3107832), (7, 2663856), (8, 2330874), (9, 2071888), (12, 1553916), (13, 1434384), (14, 1331928), (16, 1165437), (18, 1035944), (21, 887952), (24, 776958), (26, 717192), (28, 665964), (36, 517972), (39, 478128), (42, 443976), (48, 388479), (52, 358596), (56, 332982), (63, 295984), (72, 258986), (78, 239064), (84, 221988), (91, 204912), (104, 179298), (112, 166491), (117, 159376), (126, 147992), (144, 129493), (156, 119532), (168, 110994), (182, 102456), (208, 89649), (234, 79688), (252, 73996), (273, 68304), (312, 59766), (336, 55497), (364, 51228), (468, 39844), (504, 36998), (546, 34152), (624, 29883), (728, 25614), (819, 22768), (936, 19922), (1008, 18499), (1092, 17076), (1423, 13104), (1456, 12807), (1638, 11384), (1872, 9961), (2184, 8538), (2846, 6552), (3276, 5692), (4269, 4368)]