20077278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257401}}^1$

素因数の和:257419

約数の個数: 16

約数和(自身を含む): 43243536

約数和(自身を除く): 23166258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257401, 514802, 772203, 1544406, 3346213, 6692426, 10038639, 20077278]

約数ペア:

[(1, 20077278), (2, 10038639), (3, 6692426), (6, 3346213), (13, 1544406), (26, 772203), (39, 514802), (78, 257401)]