18900909888

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{24979}}^1$

素因数の和:25564

約数の個数: 112

約数和(自身を含む): 57256558080

約数和(自身を除く): 38355648192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 563, 672, 1126, 1344, 1689, 2252, 3378, 3941, 4504, 6756, 7882, 9008, 11823, 13512, 15764, 18016, 23646, 24979, 27024, 31528, 36032, 47292, 49958, 54048, 63056, 74937, 94584, 99916, 108096, 126112, 149874, 174853, 189168, 199832, 252224, 299748, 349706, 378336, 399664, 524559, 599496, 699412, 756672, 799328, 1049118, 1198992, 1398824, 1598656, 2098236, 2397984, 2797648, 4196472, 4795968, 5595296, 8392944, 11190592, 14063177, 16785888, 28126354, 33571776, 42189531, 56252708, 84379062, 98442239, 112505416, 168758124, 196884478, 225010832, 295326717, 337516248, 393768956, 450021664, 590653434, 675032496, 787537912, 900043328, 1181306868, 1350064992, 1575075824, 2362613736, 2700129984, 3150151648, 4725227472, 6300303296, 9450454944, 18900909888]

約数ペア:

[(1, 18900909888), (2, 9450454944), (3, 6300303296), (4, 4725227472), (6, 3150151648), (7, 2700129984), (8, 2362613736), (12, 1575075824), (14, 1350064992), (16, 1181306868), (21, 900043328), (24, 787537912), (28, 675032496), (32, 590653434), (42, 450021664), (48, 393768956), (56, 337516248), (64, 295326717), (84, 225010832), (96, 196884478), (112, 168758124), (168, 112505416), (192, 98442239), (224, 84379062), (336, 56252708), (448, 42189531), (563, 33571776), (672, 28126354), (1126, 16785888), (1344, 14063177), (1689, 11190592), (2252, 8392944), (3378, 5595296), (3941, 4795968), (4504, 4196472), (6756, 2797648), (7882, 2397984), (9008, 2098236), (11823, 1598656), (13512, 1398824), (15764, 1198992), (18016, 1049118), (23646, 799328), (24979, 756672), (27024, 699412), (31528, 599496), (36032, 524559), (47292, 399664), (49958, 378336), (54048, 349706), (63056, 299748), (74937, 252224), (94584, 199832), (99916, 189168), (108096, 174853), (126112, 149874)]