18974690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271067}}^1$

素因数の和:271081

約数の個数: 16

約数和(自身を含む): 39033792

約数和(自身を除く): 20059102

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271067, 542134, 1355335, 1897469, 2710670, 3794938, 9487345, 18974690]

約数ペア:

[(1, 18974690), (2, 9487345), (5, 3794938), (7, 2710670), (10, 1897469), (14, 1355335), (35, 542134), (70, 271067)]