15989456

素因数分解:

$2^4\times 7^1\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:771

約数の個数: 40

約数和(自身を含む): 35592960

約数和(自身を除く): 19603504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 367, 389, 734, 778, 1468, 1556, 2569, 2723, 2936, 3112, 5138, 5446, 5872, 6224, 10276, 10892, 20552, 21784, 41104, 43568, 142763, 285526, 571052, 999341, 1142104, 1998682, 2284208, 3997364, 7994728, 15989456]

約数ペア:

[(1, 15989456), (2, 7994728), (4, 3997364), (7, 2284208), (8, 1998682), (14, 1142104), (16, 999341), (28, 571052), (56, 285526), (112, 142763), (367, 43568), (389, 41104), (734, 21784), (778, 20552), (1468, 10892), (1556, 10276), (2569, 6224), (2723, 5872), (2936, 5446), (3112, 5138)]