20951434

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3659}}^1$

素因数の和:4077

約数の個数: 16

約数和(自身を含む): 36014400

約数和(自身を除く): 15062966

約数列:

[1, 2, 7, 14, 409, 818, 2863, 3659, 5726, 7318, 25613, 51226, 1496531, 2993062, 10475717, 20951434]

約数ペア:

[(1, 20951434), (2, 10475717), (7, 2993062), (14, 1496531), (409, 51226), (818, 25613), (2863, 7318), (3659, 5726)]