19581394

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7247}}^1$

素因数の和:7449

約数の個数: 16

約数和(自身を含む): 33746688

約数和(自身を除く): 14165294

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 7247, 14494, 50729, 101458, 1398671, 2797342, 9790697, 19581394]

約数ペア:

[(1, 19581394), (2, 9790697), (7, 2797342), (14, 1398671), (193, 101458), (386, 50729), (1351, 14494), (2702, 7247)]