20488538

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63629}}^1$

素因数の和:63661

約数の個数: 16

約数和(自身を含む): 36650880

約数和(自身を除く): 16162342

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63629, 127258, 445403, 890806, 1463467, 2926934, 10244269, 20488538]

約数ペア:

[(1, 20488538), (2, 10244269), (7, 2926934), (14, 1463467), (23, 890806), (46, 445403), (161, 127258), (322, 63629)]