20288408

素因数分解:

$2^3\times 7^1\times {\mathrm{362293}}^1$

素因数の和:362306

約数の個数: 16

約数和(自身を含む): 43475280

約数和(自身を除く): 23186872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 362293, 724586, 1449172, 2536051, 2898344, 5072102, 10144204, 20288408]

約数ペア:

[(1, 20288408), (2, 10144204), (4, 5072102), (7, 2898344), (8, 2536051), (14, 1449172), (28, 724586), (56, 362293)]