20850796

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{127139}}^1$

素因数の和:127184

約数の個数: 12

約数和(自身を含む): 37379160

約数和(自身を除く): 16528364

約数列:

[1, 2, 4, 41, 82, 164, 127139, 254278, 508556, 5212699, 10425398, 20850796]

約数ペア:

[(1, 20850796), (2, 10425398), (4, 5212699), (41, 508556), (82, 254278), (164, 127139)]