19138076

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{34421}}^1$

素因数の和:34564

約数の個数: 12

約数和(自身を含む): 33733560

約数和(自身を除く): 14595484

約数列:

[1, 2, 4, 139, 278, 556, 34421, 68842, 137684, 4784519, 9569038, 19138076]

約数ペア:

[(1, 19138076), (2, 9569038), (4, 4784519), (139, 137684), (278, 68842), (556, 34421)]