19964928

素因数分解:

$2^{10}\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 88

約数和(自身を含む): 54564832

約数和(自身を除く): 34599904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 97, 128, 134, 192, 194, 201, 256, 268, 291, 384, 388, 402, 512, 536, 582, 768, 776, 804, 1024, 1072, 1164, 1536, 1552, 1608, 2144, 2328, 3072, 3104, 3216, 4288, 4656, 6208, 6432, 6499, 8576, 9312, 12416, 12864, 12998, 17152, 18624, 19497, 24832, 25728, 25996, 34304, 37248, 38994, 49664, 51456, 51992, 68608, 74496, 77988, 99328, 102912, 103984, 148992, 155976, 205824, 207968, 297984, 311952, 415936, 623904, 831872, 1247808, 1663744, 2495616, 3327488, 4991232, 6654976, 9982464, 19964928]

約数ペア:

[(1, 19964928), (2, 9982464), (3, 6654976), (4, 4991232), (6, 3327488), (8, 2495616), (12, 1663744), (16, 1247808), (24, 831872), (32, 623904), (48, 415936), (64, 311952), (67, 297984), (96, 207968), (97, 205824), (128, 155976), (134, 148992), (192, 103984), (194, 102912), (201, 99328), (256, 77988), (268, 74496), (291, 68608), (384, 51992), (388, 51456), (402, 49664), (512, 38994), (536, 37248), (582, 34304), (768, 25996), (776, 25728), (804, 24832), (1024, 19497), (1072, 18624), (1164, 17152), (1536, 12998), (1552, 12864), (1608, 12416), (2144, 9312), (2328, 8576), (3072, 6499), (3104, 6432), (3216, 6208), (4288, 4656)]