18318912.000000000

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1083

約数の個数: 120

約数和(自身を含む): 437339568

約数和(自身を除く): 294297984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 61, 84, 98, 112, 122, 147, 168, 183, 196, 244, 294, 336, 366, 392, 427, 488, 588, 732, 784, 854, 976, 997, 1176, 1281, 1464, 1708, 1994, 2352, 2562, 2928, 2989, 2991, 3416, 3988, 5124, 5978, 5982, 6832, 6979, 7976, 8967, 10248, 11956, 11964, 13958, 15952, 17934, 20496, 20937, 23912, 23928, 27916, 35868, 41874, 47824, 47856, 48853, 55832, 60817, 71736, 83748, 97706, 111664, 121634, 143472, 146559, 167496, 182451, 195412, 243268, 293118, 334992, 364902, 390824, 425719, 486536, 586236, 729804, 781648, 851438, 973072, 1172472, 1277157, 1459608, 1702876, 2344944, 2554314, 2919216, 2980033, 3405752, 5108628, 5960066, 6811504, 8940099, 10217256, 11920132, 17880198, 20434512, 23840264, 35760396, 47680528, 71520792, 143041584]

約数ペア:

[(1, 143041584), (2, 71520792), (3, 47680528), (4, 35760396), (6, 23840264), (7, 20434512), (8, 17880198), (12, 11920132), (14, 10217256), (16, 8940099), (21, 6811504), (24, 5960066), (28, 5108628), (42, 3405752), (48, 2980033), (49, 2919216), (56, 2554314), (61, 2344944), (84, 1702876), (98, 1459608), (112, 1277157), (122, 1172472), (147, 973072), (168, 851438), (183, 781648), (196, 729804), (244, 586236), (294, 486536), (336, 425719), (366, 390824), (392, 364902), (427, 334992), (488, 293118), (588, 243268), (732, 195412), (784, 182451), (854, 167496), (976, 146559), (997, 143472), (1176, 121634), (1281, 111664), (1464, 97706), (1708, 83748), (1994, 71736), (2352, 60817), (2562, 55832), (2928, 48853), (2989, 47856), (2991, 47824), (3416, 41874), (3988, 35868), (5124, 27916), (5978, 23928), (5982, 23912), (6832, 20937), (6979, 20496), (7976, 17934), (8967, 15952), (10248, 13958), (11956, 11964)]