20089538

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5717}}^1$

素因数の和:5977

約数の個数: 16

約数和(自身を含む): 34582464

約数和(自身を除く): 14492926

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 5717, 11434, 40019, 80038, 1434967, 2869934, 10044769, 20089538]

約数ペア:

[(1, 20089538), (2, 10044769), (7, 2869934), (14, 1434967), (251, 80038), (502, 40019), (1757, 11434), (3514, 5717)]