20294290

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1867}}^1$

素因数の和:2961

約数の個数: 16

約数和(自身を含む): 36582912

約数和(自身を除く): 16288622

約数列:

[1, 2, 5, 10, 1087, 1867, 2174, 3734, 5435, 9335, 10870, 18670, 2029429, 4058858, 10147145, 20294290]

約数ペア:

[(1, 20294290), (2, 10147145), (5, 4058858), (10, 2029429), (1087, 18670), (1867, 10870), (2174, 9335), (3734, 5435)]