18885888

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{1171}}^1$

素因数の和:1200

約数の個数: 108

約数和(自身を含む): 62284768

約数和(自身を除く): 43398880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1171, 1344, 1792, 2016, 2304, 2342, 2688, 3513, 4032, 4684, 5376, 7026, 8064, 8197, 9368, 10539, 14052, 16128, 16394, 18736, 21078, 24591, 28104, 32788, 37472, 42156, 49182, 56208, 65576, 73773, 74944, 84312, 98364, 112416, 131152, 147546, 149888, 168624, 196728, 224832, 262304, 295092, 299776, 337248, 393456, 449664, 524608, 590184, 674496, 786912, 899328, 1049216, 1180368, 1348992, 1573824, 2098432, 2360736, 2697984, 3147648, 4721472, 6295296, 9442944, 18885888]

約数ペア:

[(1, 18885888), (2, 9442944), (3, 6295296), (4, 4721472), (6, 3147648), (7, 2697984), (8, 2360736), (9, 2098432), (12, 1573824), (14, 1348992), (16, 1180368), (18, 1049216), (21, 899328), (24, 786912), (28, 674496), (32, 590184), (36, 524608), (42, 449664), (48, 393456), (56, 337248), (63, 299776), (64, 295092), (72, 262304), (84, 224832), (96, 196728), (112, 168624), (126, 149888), (128, 147546), (144, 131152), (168, 112416), (192, 98364), (224, 84312), (252, 74944), (256, 73773), (288, 65576), (336, 56208), (384, 49182), (448, 42156), (504, 37472), (576, 32788), (672, 28104), (768, 24591), (896, 21078), (1008, 18736), (1152, 16394), (1171, 16128), (1344, 14052), (1792, 10539), (2016, 9368), (2304, 8197), (2342, 8064), (2688, 7026), (3513, 5376), (4032, 4684)]