18738384

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 58353408

約数和(自身を除く): 39615024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 147, 168, 186, 196, 217, 248, 257, 294, 336, 372, 392, 434, 496, 514, 588, 651, 744, 771, 784, 868, 1028, 1176, 1302, 1488, 1519, 1542, 1736, 1799, 2056, 2352, 2604, 3038, 3084, 3472, 3598, 4112, 4557, 5208, 5397, 6076, 6168, 7196, 7967, 9114, 10416, 10794, 12152, 12336, 12593, 14392, 15934, 18228, 21588, 23901, 24304, 25186, 28784, 31868, 36456, 37779, 43176, 47802, 50372, 55769, 63736, 72912, 75558, 86352, 95604, 100744, 111538, 127472, 151116, 167307, 191208, 201488, 223076, 302232, 334614, 382416, 390383, 446152, 604464, 669228, 780766, 892304, 1171149, 1338456, 1561532, 2342298, 2676912, 3123064, 4684596, 6246128, 9369192, 18738384]

約数ペア:

[(1, 18738384), (2, 9369192), (3, 6246128), (4, 4684596), (6, 3123064), (7, 2676912), (8, 2342298), (12, 1561532), (14, 1338456), (16, 1171149), (21, 892304), (24, 780766), (28, 669228), (31, 604464), (42, 446152), (48, 390383), (49, 382416), (56, 334614), (62, 302232), (84, 223076), (93, 201488), (98, 191208), (112, 167307), (124, 151116), (147, 127472), (168, 111538), (186, 100744), (196, 95604), (217, 86352), (248, 75558), (257, 72912), (294, 63736), (336, 55769), (372, 50372), (392, 47802), (434, 43176), (496, 37779), (514, 36456), (588, 31868), (651, 28784), (744, 25186), (771, 24304), (784, 23901), (868, 21588), (1028, 18228), (1176, 15934), (1302, 14392), (1488, 12593), (1519, 12336), (1542, 12152), (1736, 10794), (1799, 10416), (2056, 9114), (2352, 7967), (2604, 7196), (3038, 6168), (3084, 6076), (3472, 5397), (3598, 5208), (4112, 4557)]