18867744

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{191}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 62899200

約数和(自身を除く): 44031456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 191, 196, 224, 252, 288, 294, 336, 343, 382, 392, 441, 504, 573, 588, 672, 686, 764, 784, 882, 1008, 1029, 1146, 1176, 1337, 1372, 1528, 1568, 1719, 1764, 2016, 2058, 2292, 2352, 2674, 2744, 3056, 3087, 3438, 3528, 4011, 4116, 4584, 4704, 5348, 5488, 6112, 6174, 6876, 7056, 8022, 8232, 9168, 9359, 10696, 10976, 12033, 12348, 13752, 14112, 16044, 16464, 18336, 18718, 21392, 24066, 24696, 27504, 28077, 32088, 32928, 37436, 42784, 48132, 49392, 55008, 56154, 64176, 65513, 74872, 84231, 96264, 98784, 112308, 128352, 131026, 149744, 168462, 192528, 196539, 224616, 262052, 299488, 336924, 385056, 393078, 449232, 524104, 589617, 673848, 786156, 898464, 1048208, 1179234, 1347696, 1572312, 2096416, 2358468, 2695392, 3144624, 4716936, 6289248, 9433872, 18867744]

約数ペア:

[(1, 18867744), (2, 9433872), (3, 6289248), (4, 4716936), (6, 3144624), (7, 2695392), (8, 2358468), (9, 2096416), (12, 1572312), (14, 1347696), (16, 1179234), (18, 1048208), (21, 898464), (24, 786156), (28, 673848), (32, 589617), (36, 524104), (42, 449232), (48, 393078), (49, 385056), (56, 336924), (63, 299488), (72, 262052), (84, 224616), (96, 196539), (98, 192528), (112, 168462), (126, 149744), (144, 131026), (147, 128352), (168, 112308), (191, 98784), (196, 96264), (224, 84231), (252, 74872), (288, 65513), (294, 64176), (336, 56154), (343, 55008), (382, 49392), (392, 48132), (441, 42784), (504, 37436), (573, 32928), (588, 32088), (672, 28077), (686, 27504), (764, 24696), (784, 24066), (882, 21392), (1008, 18718), (1029, 18336), (1146, 16464), (1176, 16044), (1337, 14112), (1372, 13752), (1528, 12348), (1568, 12033), (1719, 10976), (1764, 10696), (2016, 9359), (2058, 9168), (2292, 8232), (2352, 8022), (2674, 7056), (2744, 6876), (3056, 6174), (3087, 6112), (3438, 5488), (3528, 5348), (4011, 4704), (4116, 4584)]