19398554

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{4931}}^1$

素因数の和:5221

約数の個数: 16

約数和(自身を含む): 33379776

約数和(自身を除く): 13981222

約数列:

[1, 2, 7, 14, 281, 562, 1967, 3934, 4931, 9862, 34517, 69034, 1385611, 2771222, 9699277, 19398554]

約数ペア:

[(1, 19398554), (2, 9699277), (7, 2771222), (14, 1385611), (281, 69034), (562, 34517), (1967, 9862), (3934, 4931)]