20255786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1493

約数の個数: 16

約数和(自身を含む): 32071200

約数和(自身を除く): 11815414

約数列:

[1, 2, 19, 38, 643, 829, 1286, 1658, 12217, 15751, 24434, 31502, 533047, 1066094, 10127893, 20255786]

約数ペア:

[(1, 20255786), (2, 10127893), (19, 1066094), (38, 533047), (643, 31502), (829, 24434), (1286, 15751), (1658, 12217)]