20383552

素因数分解:

$2^6\times 7^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 56

約数和(自身を含む): 46670976

約数和(自身を除く): 26287424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 173, 224, 263, 346, 448, 526, 692, 1052, 1211, 1384, 1841, 2104, 2422, 2768, 3682, 4208, 4844, 5536, 7364, 8416, 9688, 11072, 14728, 16832, 19376, 29456, 38752, 45499, 58912, 77504, 90998, 117824, 181996, 318493, 363992, 636986, 727984, 1273972, 1455968, 2547944, 2911936, 5095888, 10191776, 20383552]

約数ペア:

[(1, 20383552), (2, 10191776), (4, 5095888), (7, 2911936), (8, 2547944), (14, 1455968), (16, 1273972), (28, 727984), (32, 636986), (56, 363992), (64, 318493), (112, 181996), (173, 117824), (224, 90998), (263, 77504), (346, 58912), (448, 45499), (526, 38752), (692, 29456), (1052, 19376), (1211, 16832), (1384, 14728), (1841, 11072), (2104, 9688), (2422, 8416), (2768, 7364), (3682, 5536), (4208, 4844)]