18639936

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 224

約数和(自身を含む): 66324480

約数和(自身を除く): 47684544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 67, 69, 72, 84, 92, 96, 108, 112, 126, 134, 138, 144, 161, 168, 184, 189, 192, 201, 207, 216, 224, 252, 268, 276, 288, 322, 336, 368, 378, 402, 414, 432, 448, 469, 483, 504, 536, 552, 576, 603, 621, 644, 672, 736, 756, 804, 828, 864, 938, 966, 1008, 1072, 1104, 1206, 1242, 1288, 1344, 1407, 1449, 1472, 1512, 1541, 1608, 1656, 1728, 1809, 1876, 1932, 2016, 2144, 2208, 2412, 2484, 2576, 2814, 2898, 3024, 3082, 3216, 3312, 3618, 3752, 3864, 4032, 4221, 4288, 4347, 4416, 4623, 4824, 4968, 5152, 5628, 5796, 6048, 6164, 6432, 6624, 7236, 7504, 7728, 8442, 8694, 9246, 9648, 9936, 10304, 10787, 11256, 11592, 12096, 12328, 12663, 12864, 13248, 13869, 14472, 15008, 15456, 16884, 17388, 18492, 19296, 19872, 21574, 22512, 23184, 24656, 25326, 27738, 28944, 30016, 30912, 32361, 33768, 34776, 36984, 38592, 39744, 41607, 43148, 45024, 46368, 49312, 50652, 55476, 57888, 64722, 67536, 69552, 73968, 83214, 86296, 90048, 92736, 97083, 98624, 101304, 110952, 115776, 129444, 135072, 139104, 147936, 166428, 172592, 194166, 202608, 221904, 258888, 270144, 278208, 291249, 295872, 332856, 345184, 388332, 405216, 443808, 517776, 582498, 665712, 690368, 776664, 810432, 887616, 1035552, 1164996, 1331424, 1553328, 2071104, 2329992, 2662848, 3106656, 4659984, 6213312, 9319968, 18639936]

約数ペア:

[(1, 18639936), (2, 9319968), (3, 6213312), (4, 4659984), (6, 3106656), (7, 2662848), (8, 2329992), (9, 2071104), (12, 1553328), (14, 1331424), (16, 1164996), (18, 1035552), (21, 887616), (23, 810432), (24, 776664), (27, 690368), (28, 665712), (32, 582498), (36, 517776), (42, 443808), (46, 405216), (48, 388332), (54, 345184), (56, 332856), (63, 295872), (64, 291249), (67, 278208), (69, 270144), (72, 258888), (84, 221904), (92, 202608), (96, 194166), (108, 172592), (112, 166428), (126, 147936), (134, 139104), (138, 135072), (144, 129444), (161, 115776), (168, 110952), (184, 101304), (189, 98624), (192, 97083), (201, 92736), (207, 90048), (216, 86296), (224, 83214), (252, 73968), (268, 69552), (276, 67536), (288, 64722), (322, 57888), (336, 55476), (368, 50652), (378, 49312), (402, 46368), (414, 45024), (432, 43148), (448, 41607), (469, 39744), (483, 38592), (504, 36984), (536, 34776), (552, 33768), (576, 32361), (603, 30912), (621, 30016), (644, 28944), (672, 27738), (736, 25326), (756, 24656), (804, 23184), (828, 22512), (864, 21574), (938, 19872), (966, 19296), (1008, 18492), (1072, 17388), (1104, 16884), (1206, 15456), (1242, 15008), (1288, 14472), (1344, 13869), (1407, 13248), (1449, 12864), (1472, 12663), (1512, 12328), (1541, 12096), (1608, 11592), (1656, 11256), (1728, 10787), (1809, 10304), (1876, 9936), (1932, 9648), (2016, 9246), (2144, 8694), (2208, 8442), (2412, 7728), (2484, 7504), (2576, 7236), (2814, 6624), (2898, 6432), (3024, 6164), (3082, 6048), (3216, 5796), (3312, 5628), (3618, 5152), (3752, 4968), (3864, 4824), (4032, 4623), (4221, 4416), (4288, 4347)]