20995216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119291}}^1$

素因数の和:119310

約数の個数: 20

約数和(自身を含む): 44376624

約数和(自身を除く): 23381408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119291, 238582, 477164, 954328, 1312201, 1908656, 2624402, 5248804, 10497608, 20995216]

約数ペア:

[(1, 20995216), (2, 10497608), (4, 5248804), (8, 2624402), (11, 1908656), (16, 1312201), (22, 954328), (44, 477164), (88, 238582), (176, 119291)]