20245551

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 27556320

約数和(自身を除く): 7310769

約数列:

[1, 3, 101, 109, 303, 327, 613, 1839, 11009, 33027, 61913, 66817, 185739, 200451, 6748517, 20245551]

約数ペア:

[(1, 20245551), (3, 6748517), (101, 200451), (109, 185739), (303, 66817), (327, 61913), (613, 33027), (1839, 11009)]