20204385

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3359}}^1$

素因数の和:3768

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 12212895

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 3359, 6015, 10077, 16795, 50385, 1346959, 4040877, 6734795, 20204385]

約数ペア:

[(1, 20204385), (3, 6734795), (5, 4040877), (15, 1346959), (401, 50385), (1203, 16795), (2005, 10077), (3359, 6015)]