20005937259

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2340697}}^1$

素因数の和:2340755

約数の個数: 32

約数和(自身を含む): 34155465216

約数和(自身を除く): 14149527957

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 8547, 2340697, 7022091, 16384879, 25747667, 49154637, 77243001, 86605789, 180233669, 259817367, 540701007, 606240523, 952663679, 1818721569, 2857991037, 6668645753, 20005937259]

約数ペア:

[(1, 20005937259), (3, 6668645753), (7, 2857991037), (11, 1818721569), (21, 952663679), (33, 606240523), (37, 540701007), (77, 259817367), (111, 180233669), (231, 86605789), (259, 77243001), (407, 49154637), (777, 25747667), (1221, 16384879), (2849, 7022091), (8547, 2340697)]