20198272

素因数分解:

$2^7\times {\mathrm{157799}}^1$

素因数の和:157813

約数の個数: 16

約数和(自身を含む): 40239000

約数和(自身を除く): 20040728

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157799, 315598, 631196, 1262392, 2524784, 5049568, 10099136, 20198272]

約数ペア:

[(1, 20198272), (2, 10099136), (4, 5049568), (8, 2524784), (16, 1262392), (32, 631196), (64, 315598), (128, 157799)]