27678128

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{4447}}^1$

素因数の和:4844

約数の個数: 20

約数和(自身を含む): 53776320

約数和(自身を除く): 26098192

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 4447, 6224, 8894, 17788, 35576, 71152, 1729883, 3459766, 6919532, 13839064, 27678128]

約数ペア:

[(1, 27678128), (2, 13839064), (4, 6919532), (8, 3459766), (16, 1729883), (389, 71152), (778, 35576), (1556, 17788), (3112, 8894), (4447, 6224)]