20291264

素因数分解:

$2^6\times 7^1\times {\mathrm{45293}}^1$

素因数の和:45312

約数の個数: 28

約数和(自身を含む): 46018704

約数和(自身を除く): 25727440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 45293, 90586, 181172, 317051, 362344, 634102, 724688, 1268204, 1449376, 2536408, 2898752, 5072816, 10145632, 20291264]

約数ペア:

[(1, 20291264), (2, 10145632), (4, 5072816), (7, 2898752), (8, 2536408), (14, 1449376), (16, 1268204), (28, 724688), (32, 634102), (56, 362344), (64, 317051), (112, 181172), (224, 90586), (448, 45293)]