18690434

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{4751}}^1$

素因数の和:5041

約数の個数: 16

約数和(自身を含む): 32161536

約数和(自身を除く): 13471102

約数列:

[1, 2, 7, 14, 281, 562, 1967, 3934, 4751, 9502, 33257, 66514, 1335031, 2670062, 9345217, 18690434]

約数ペア:

[(1, 18690434), (2, 9345217), (7, 2670062), (14, 1335031), (281, 66514), (562, 33257), (1967, 9502), (3934, 4751)]