16687554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{213943}}^1$

素因数の和:213961

約数の個数: 16

約数和(自身を含む): 35942592

約数和(自身を除く): 19255038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 213943, 427886, 641829, 1283658, 2781259, 5562518, 8343777, 16687554]

約数ペア:

[(1, 16687554), (2, 8343777), (3, 5562518), (6, 2781259), (13, 1283658), (26, 641829), (39, 427886), (78, 213943)]