205312

素因数分解:

$2^9\times {\mathrm{401}}^1$

素因数の和:419

約数の個数: 20

約数和(自身を含む): 411246

約数和(自身を除く): 205934

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 512, 802, 1604, 3208, 6416, 12832, 25664, 51328, 102656, 205312]

約数ペア:

[(1, 205312), (2, 102656), (4, 51328), (8, 25664), (16, 12832), (32, 6416), (64, 3208), (128, 1604), (256, 802), (401, 512)]