209957656

素因数分解:

$2^3\times {\mathrm{1549}}^1\times {\mathrm{16943}}^1$

素因数の和:18498

約数の個数: 16

約数和(自身を含む): 393948000

約数和(自身を除く): 183990344

約数列:

[1, 2, 4, 8, 1549, 3098, 6196, 12392, 16943, 33886, 67772, 135544, 26244707, 52489414, 104978828, 209957656]

約数ペア:

[(1, 209957656), (2, 104978828), (4, 52489414), (8, 26244707), (1549, 135544), (3098, 67772), (6196, 33886), (12392, 16943)]