68398864

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{9521}}^1$

素因数の和:9978

約数の個数: 20

約数和(自身を含む): 132831900

約数和(自身を除く): 64433036

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 9521, 19042, 38084, 76168, 152336, 4274929, 8549858, 17099716, 34199432, 68398864]

約数ペア:

[(1, 68398864), (2, 34199432), (4, 17099716), (8, 8549858), (16, 4274929), (449, 152336), (898, 76168), (1796, 38084), (3592, 19042), (7184, 9521)]