20496384

素因数分解:

$2^{14}\times 3^2\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 90

約数和(自身を含む): 59635940

約数和(自身を除く): 39139556

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 256, 278, 288, 384, 417, 512, 556, 576, 768, 834, 1024, 1112, 1152, 1251, 1536, 1668, 2048, 2224, 2304, 2502, 3072, 3336, 4096, 4448, 4608, 5004, 6144, 6672, 8192, 8896, 9216, 10008, 12288, 13344, 16384, 17792, 18432, 20016, 24576, 26688, 35584, 36864, 40032, 49152, 53376, 71168, 73728, 80064, 106752, 142336, 147456, 160128, 213504, 284672, 320256, 427008, 569344, 640512, 854016, 1138688, 1281024, 1708032, 2277376, 2562048, 3416064, 5124096, 6832128, 10248192, 20496384]

約数ペア:

[(1, 20496384), (2, 10248192), (3, 6832128), (4, 5124096), (6, 3416064), (8, 2562048), (9, 2277376), (12, 1708032), (16, 1281024), (18, 1138688), (24, 854016), (32, 640512), (36, 569344), (48, 427008), (64, 320256), (72, 284672), (96, 213504), (128, 160128), (139, 147456), (144, 142336), (192, 106752), (256, 80064), (278, 73728), (288, 71168), (384, 53376), (417, 49152), (512, 40032), (556, 36864), (576, 35584), (768, 26688), (834, 24576), (1024, 20016), (1112, 18432), (1152, 17792), (1251, 16384), (1536, 13344), (1668, 12288), (2048, 10008), (2224, 9216), (2304, 8896), (2502, 8192), (3072, 6672), (3336, 6144), (4096, 5004), (4448, 4608)]