18437328

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 67287360

約数和(自身を除く): 48850032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 49, 52, 54, 56, 63, 67, 72, 78, 84, 91, 98, 104, 108, 112, 117, 126, 134, 144, 147, 156, 168, 182, 189, 196, 201, 208, 216, 234, 252, 268, 273, 294, 312, 336, 351, 364, 378, 392, 402, 432, 441, 468, 469, 504, 536, 546, 588, 603, 624, 637, 702, 728, 756, 784, 804, 819, 871, 882, 936, 938, 1008, 1072, 1092, 1176, 1206, 1274, 1323, 1404, 1407, 1456, 1512, 1608, 1638, 1742, 1764, 1809, 1872, 1876, 1911, 2184, 2352, 2412, 2457, 2548, 2613, 2646, 2808, 2814, 3024, 3216, 3276, 3283, 3484, 3528, 3618, 3752, 3822, 4221, 4368, 4824, 4914, 5096, 5226, 5292, 5616, 5628, 5733, 6097, 6552, 6566, 6968, 7056, 7236, 7504, 7644, 7839, 8442, 9648, 9828, 9849, 10192, 10452, 10584, 11256, 11466, 12194, 12663, 13104, 13132, 13936, 14472, 15288, 15678, 16884, 17199, 18291, 19656, 19698, 20904, 21168, 22512, 22932, 23517, 24388, 25326, 26264, 28944, 29547, 30576, 31356, 33768, 34398, 36582, 39312, 39396, 41808, 42679, 45864, 47034, 48776, 50652, 52528, 54873, 59094, 62712, 67536, 68796, 73164, 78792, 85358, 88641, 91728, 94068, 97552, 101304, 109746, 118188, 125424, 128037, 137592, 146328, 157584, 164619, 170716, 177282, 188136, 202608, 219492, 236376, 256074, 275184, 292656, 329238, 341432, 354564, 376272, 384111, 438984, 472752, 512148, 658476, 682864, 709128, 768222, 877968, 1024296, 1152333, 1316952, 1418256, 1536444, 2048592, 2304666, 2633904, 3072888, 4609332, 6145776, 9218664, 18437328]

約数ペア:

[(1, 18437328), (2, 9218664), (3, 6145776), (4, 4609332), (6, 3072888), (7, 2633904), (8, 2304666), (9, 2048592), (12, 1536444), (13, 1418256), (14, 1316952), (16, 1152333), (18, 1024296), (21, 877968), (24, 768222), (26, 709128), (27, 682864), (28, 658476), (36, 512148), (39, 472752), (42, 438984), (48, 384111), (49, 376272), (52, 354564), (54, 341432), (56, 329238), (63, 292656), (67, 275184), (72, 256074), (78, 236376), (84, 219492), (91, 202608), (98, 188136), (104, 177282), (108, 170716), (112, 164619), (117, 157584), (126, 146328), (134, 137592), (144, 128037), (147, 125424), (156, 118188), (168, 109746), (182, 101304), (189, 97552), (196, 94068), (201, 91728), (208, 88641), (216, 85358), (234, 78792), (252, 73164), (268, 68796), (273, 67536), (294, 62712), (312, 59094), (336, 54873), (351, 52528), (364, 50652), (378, 48776), (392, 47034), (402, 45864), (432, 42679), (441, 41808), (468, 39396), (469, 39312), (504, 36582), (536, 34398), (546, 33768), (588, 31356), (603, 30576), (624, 29547), (637, 28944), (702, 26264), (728, 25326), (756, 24388), (784, 23517), (804, 22932), (819, 22512), (871, 21168), (882, 20904), (936, 19698), (938, 19656), (1008, 18291), (1072, 17199), (1092, 16884), (1176, 15678), (1206, 15288), (1274, 14472), (1323, 13936), (1404, 13132), (1407, 13104), (1456, 12663), (1512, 12194), (1608, 11466), (1638, 11256), (1742, 10584), (1764, 10452), (1809, 10192), (1872, 9849), (1876, 9828), (1911, 9648), (2184, 8442), (2352, 7839), (2412, 7644), (2457, 7504), (2548, 7236), (2613, 7056), (2646, 6968), (2808, 6566), (2814, 6552), (3024, 6097), (3216, 5733), (3276, 5628), (3283, 5616), (3484, 5292), (3528, 5226), (3618, 5096), (3752, 4914), (3822, 4824), (4221, 4368)]