15681368

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{5039}}^1$

素因数の和:5434

約数の個数: 16

約数和(自身を含む): 29484000

約数和(自身を除く): 13802632

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 5039, 10078, 20156, 40312, 1960171, 3920342, 7840684, 15681368]

約数ペア:

[(1, 15681368), (2, 7840684), (4, 3920342), (8, 1960171), (389, 40312), (778, 20156), (1556, 10078), (3112, 5039)]