20394242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4157}}^1$

素因数の和:4393

約数の個数: 16

約数和(自身を含む): 33530112

約数和(自身を除く): 13135870

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4157, 4906, 8314, 45727, 91454, 927011, 1854022, 10197121, 20394242]

約数ペア:

[(1, 20394242), (2, 10197121), (11, 1854022), (22, 927011), (223, 91454), (446, 45727), (2453, 8314), (4157, 4906)]