20932865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{643}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 26707968

約数和(自身を除く): 5775103

約数列:

[1, 5, 17, 85, 383, 643, 1915, 3215, 6511, 10931, 32555, 54655, 246269, 1231345, 4186573, 20932865]

約数ペア:

[(1, 20932865), (5, 4186573), (17, 1231345), (85, 246269), (383, 54655), (643, 32555), (1915, 10931), (3215, 6511)]