20678576

素因数分解:

$2^4\times {\mathrm{829}}^1\times {\mathrm{1559}}^1$

素因数の和:2396

約数の個数: 20

約数和(自身を含む): 40138800

約数和(自身を除く): 19460224

約数列:

[1, 2, 4, 8, 16, 829, 1559, 1658, 3118, 3316, 6236, 6632, 12472, 13264, 24944, 1292411, 2584822, 5169644, 10339288, 20678576]

約数ペア:

[(1, 20678576), (2, 10339288), (4, 5169644), (8, 2584822), (16, 1292411), (829, 24944), (1559, 13264), (1658, 12472), (3118, 6632), (3316, 6236)]