20353088

素因数分解:

$2^6\times 7^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:451

約数の個数: 56

約数和(自身を含む): 46597824

約数和(自身を除く): 26244736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 181, 224, 251, 362, 448, 502, 724, 1004, 1267, 1448, 1757, 2008, 2534, 2896, 3514, 4016, 5068, 5792, 7028, 8032, 10136, 11584, 14056, 16064, 20272, 28112, 40544, 45431, 56224, 81088, 90862, 112448, 181724, 318017, 363448, 636034, 726896, 1272068, 1453792, 2544136, 2907584, 5088272, 10176544, 20353088]

約数ペア:

[(1, 20353088), (2, 10176544), (4, 5088272), (7, 2907584), (8, 2544136), (14, 1453792), (16, 1272068), (28, 726896), (32, 636034), (56, 363448), (64, 318017), (112, 181724), (181, 112448), (224, 90862), (251, 81088), (362, 56224), (448, 45431), (502, 40544), (724, 28112), (1004, 20272), (1267, 16064), (1448, 14056), (1757, 11584), (2008, 10136), (2534, 8032), (2896, 7028), (3514, 5792), (4016, 5068)]