20138577

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1459}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 27751680

約数和(自身を除く): 7613103

約数列:

[1, 3, 43, 107, 129, 321, 1459, 4377, 4601, 13803, 62737, 156113, 188211, 468339, 6712859, 20138577]

約数ペア:

[(1, 20138577), (3, 6712859), (43, 468339), (107, 188211), (129, 156113), (321, 62737), (1459, 13803), (4377, 4601)]