19287148

素因数分解:

$2^2\times {\mathrm{487}}^1\times {\mathrm{9901}}^1$

素因数の和:10392

約数の個数: 12

約数和(自身を含む): 33825232

約数和(自身を除く): 14538084

約数列:

[1, 2, 4, 487, 974, 1948, 9901, 19802, 39604, 4821787, 9643574, 19287148]

約数ペア:

[(1, 19287148), (2, 9643574), (4, 4821787), (487, 39604), (974, 19802), (1948, 9901)]