20962886

素因数分解:

$2^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:948

約数の個数: 24

約数和(自身を含む): 36737640

約数和(自身を除く): 15774754

約数列:

[1, 2, 7, 14, 49, 98, 409, 523, 818, 1046, 2863, 3661, 5726, 7322, 20041, 25627, 40082, 51254, 213907, 427814, 1497349, 2994698, 10481443, 20962886]

約数ペア:

[(1, 20962886), (2, 10481443), (7, 2994698), (14, 1497349), (49, 427814), (98, 213907), (409, 51254), (523, 40082), (818, 25627), (1046, 20041), (2863, 7322), (3661, 5726)]