18657184

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 46569600

約数和(自身を除く): 27912416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 86, 91, 104, 112, 149, 172, 182, 208, 224, 298, 301, 344, 364, 416, 559, 596, 602, 688, 728, 1043, 1118, 1192, 1204, 1376, 1456, 1937, 2086, 2236, 2384, 2408, 2912, 3874, 3913, 4172, 4472, 4768, 4816, 6407, 7748, 7826, 8344, 8944, 9632, 12814, 13559, 15496, 15652, 16688, 17888, 25628, 27118, 30992, 31304, 33376, 44849, 51256, 54236, 61984, 62608, 83291, 89698, 102512, 108472, 125216, 166582, 179396, 205024, 216944, 333164, 358792, 433888, 583037, 666328, 717584, 1166074, 1332656, 1435168, 2332148, 2665312, 4664296, 9328592, 18657184]

約数ペア:

[(1, 18657184), (2, 9328592), (4, 4664296), (7, 2665312), (8, 2332148), (13, 1435168), (14, 1332656), (16, 1166074), (26, 717584), (28, 666328), (32, 583037), (43, 433888), (52, 358792), (56, 333164), (86, 216944), (91, 205024), (104, 179396), (112, 166582), (149, 125216), (172, 108472), (182, 102512), (208, 89698), (224, 83291), (298, 62608), (301, 61984), (344, 54236), (364, 51256), (416, 44849), (559, 33376), (596, 31304), (602, 30992), (688, 27118), (728, 25628), (1043, 17888), (1118, 16688), (1192, 15652), (1204, 15496), (1376, 13559), (1456, 12814), (1937, 9632), (2086, 8944), (2236, 8344), (2384, 7826), (2408, 7748), (2912, 6407), (3874, 4816), (3913, 4768), (4172, 4472)]