209622506

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{105977}}^1$

素因数の和:106045

約数の個数: 16

約数和(自身を含む): 335738304

約数和(自身を除く): 126115798

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 105977, 211954, 2437471, 4557011, 4874942, 9114022, 104811253, 209622506]

約数ペア:

[(1, 209622506), (2, 104811253), (23, 9114022), (43, 4874942), (46, 4557011), (86, 2437471), (989, 211954), (1978, 105977)]