20353536

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{631}}^1$

素因数の和:662

約数の個数: 120

約数和(自身を含む): 67239744

約数和(自身を除く): 46886208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 631, 672, 768, 896, 1008, 1152, 1262, 1344, 1536, 1792, 1893, 2016, 2304, 2524, 2688, 3584, 3786, 4032, 4417, 4608, 5048, 5376, 5679, 7572, 8064, 8834, 10096, 10752, 11358, 13251, 15144, 16128, 17668, 20192, 22716, 26502, 30288, 32256, 35336, 39753, 40384, 45432, 53004, 60576, 70672, 79506, 80768, 90864, 106008, 121152, 141344, 159012, 161536, 181728, 212016, 242304, 282688, 318024, 323072, 363456, 424032, 484608, 565376, 636048, 726912, 848064, 969216, 1130752, 1272096, 1453824, 1696128, 2261504, 2544192, 2907648, 3392256, 5088384, 6784512, 10176768, 20353536]

約数ペア:

[(1, 20353536), (2, 10176768), (3, 6784512), (4, 5088384), (6, 3392256), (7, 2907648), (8, 2544192), (9, 2261504), (12, 1696128), (14, 1453824), (16, 1272096), (18, 1130752), (21, 969216), (24, 848064), (28, 726912), (32, 636048), (36, 565376), (42, 484608), (48, 424032), (56, 363456), (63, 323072), (64, 318024), (72, 282688), (84, 242304), (96, 212016), (112, 181728), (126, 161536), (128, 159012), (144, 141344), (168, 121152), (192, 106008), (224, 90864), (252, 80768), (256, 79506), (288, 70672), (336, 60576), (384, 53004), (448, 45432), (504, 40384), (512, 39753), (576, 35336), (631, 32256), (672, 30288), (768, 26502), (896, 22716), (1008, 20192), (1152, 17668), (1262, 16128), (1344, 15144), (1536, 13251), (1792, 11358), (1893, 10752), (2016, 10096), (2304, 8834), (2524, 8064), (2688, 7572), (3584, 5679), (3786, 5376), (4032, 5048), (4417, 4608)]