15981896

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6637}}^1$

素因数の和:6693

約数の個数: 32

約数和(自身を含む): 35048640

約数和(自身を除く): 19066744

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 6637, 13274, 26548, 46459, 53096, 92918, 185836, 285391, 371672, 570782, 1141564, 1997737, 2283128, 3995474, 7990948, 15981896]

約数ペア:

[(1, 15981896), (2, 7990948), (4, 3995474), (7, 2283128), (8, 1997737), (14, 1141564), (28, 570782), (43, 371672), (56, 285391), (86, 185836), (172, 92918), (301, 53096), (344, 46459), (602, 26548), (1204, 13274), (2408, 6637)]