18113536

素因数分解:

$2^{10}\times 7^2\times {\mathrm{19}}^2$

素因数の和:72

約数の個数: 99

約数和(自身を含む): 44454699

約数和(自身を除く): 26341163

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 361, 392, 448, 512, 532, 608, 722, 784, 896, 931, 1024, 1064, 1216, 1444, 1568, 1792, 1862, 2128, 2432, 2527, 2888, 3136, 3584, 3724, 4256, 4864, 5054, 5776, 6272, 7168, 7448, 8512, 9728, 10108, 11552, 12544, 14896, 17024, 17689, 19456, 20216, 23104, 25088, 29792, 34048, 35378, 40432, 46208, 50176, 59584, 68096, 70756, 80864, 92416, 119168, 136192, 141512, 161728, 184832, 238336, 283024, 323456, 369664, 476672, 566048, 646912, 953344, 1132096, 1293824, 2264192, 2587648, 4528384, 9056768, 18113536]

約数ペア:

[(1, 18113536), (2, 9056768), (4, 4528384), (7, 2587648), (8, 2264192), (14, 1293824), (16, 1132096), (19, 953344), (28, 646912), (32, 566048), (38, 476672), (49, 369664), (56, 323456), (64, 283024), (76, 238336), (98, 184832), (112, 161728), (128, 141512), (133, 136192), (152, 119168), (196, 92416), (224, 80864), (256, 70756), (266, 68096), (304, 59584), (361, 50176), (392, 46208), (448, 40432), (512, 35378), (532, 34048), (608, 29792), (722, 25088), (784, 23104), (896, 20216), (931, 19456), (1024, 17689), (1064, 17024), (1216, 14896), (1444, 12544), (1568, 11552), (1792, 10108), (1862, 9728), (2128, 8512), (2432, 7448), (2527, 7168), (2888, 6272), (3136, 5776), (3584, 5054), (3724, 4864)]