18871488

素因数分解:

$2^6\times 3^3\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 112

約数和(自身を含む): 56652160

約数和(自身を除く): 37780672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 96, 108, 134, 144, 163, 192, 201, 216, 268, 288, 326, 402, 432, 489, 536, 576, 603, 652, 804, 864, 978, 1072, 1206, 1304, 1467, 1608, 1728, 1809, 1956, 2144, 2412, 2608, 2934, 3216, 3618, 3912, 4288, 4401, 4824, 5216, 5868, 6432, 7236, 7824, 8802, 9648, 10432, 10921, 11736, 12864, 14472, 15648, 17604, 19296, 21842, 23472, 28944, 31296, 32763, 35208, 38592, 43684, 46944, 57888, 65526, 70416, 87368, 93888, 98289, 115776, 131052, 140832, 174736, 196578, 262104, 281664, 294867, 349472, 393156, 524208, 589734, 698944, 786312, 1048416, 1179468, 1572624, 2096832, 2358936, 3145248, 4717872, 6290496, 9435744, 18871488]

約数ペア:

[(1, 18871488), (2, 9435744), (3, 6290496), (4, 4717872), (6, 3145248), (8, 2358936), (9, 2096832), (12, 1572624), (16, 1179468), (18, 1048416), (24, 786312), (27, 698944), (32, 589734), (36, 524208), (48, 393156), (54, 349472), (64, 294867), (67, 281664), (72, 262104), (96, 196578), (108, 174736), (134, 140832), (144, 131052), (163, 115776), (192, 98289), (201, 93888), (216, 87368), (268, 70416), (288, 65526), (326, 57888), (402, 46944), (432, 43684), (489, 38592), (536, 35208), (576, 32763), (603, 31296), (652, 28944), (804, 23472), (864, 21842), (978, 19296), (1072, 17604), (1206, 15648), (1304, 14472), (1467, 12864), (1608, 11736), (1728, 10921), (1809, 10432), (1956, 9648), (2144, 8802), (2412, 7824), (2608, 7236), (2934, 6432), (3216, 5868), (3618, 5216), (3912, 4824), (4288, 4401)]