66562844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{405871}}^1$

素因数の和:405916

約数の個数: 12

約数和(自身を含む): 119326368

約数和(自身を除く): 52763524

約数列:

[1, 2, 4, 41, 82, 164, 405871, 811742, 1623484, 16640711, 33281422, 66562844]

約数ペア:

[(1, 66562844), (2, 33281422), (4, 16640711), (41, 1623484), (82, 811742), (164, 405871)]