19117952

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1163

約数の個数: 64

約数和(自身を含む): 45859200

約数和(自身を除く): 26741248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1123, 1216, 2128, 2246, 2432, 4256, 4492, 7861, 8512, 8984, 15722, 17024, 17968, 21337, 31444, 35936, 42674, 62888, 71872, 85348, 125776, 143744, 149359, 170696, 251552, 298718, 341392, 503104, 597436, 682784, 1006208, 1194872, 1365568, 2389744, 2731136, 4779488, 9558976, 19117952]

約数ペア:

[(1, 19117952), (2, 9558976), (4, 4779488), (7, 2731136), (8, 2389744), (14, 1365568), (16, 1194872), (19, 1006208), (28, 682784), (32, 597436), (38, 503104), (56, 341392), (64, 298718), (76, 251552), (112, 170696), (128, 149359), (133, 143744), (152, 125776), (224, 85348), (266, 71872), (304, 62888), (448, 42674), (532, 35936), (608, 31444), (896, 21337), (1064, 17968), (1123, 17024), (1216, 15722), (2128, 8984), (2246, 8512), (2432, 7861), (4256, 4492)]