12557072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71347}}^1$

素因数の和:71366

約数の個数: 20

約数和(自身を含む): 26541456

約数和(自身を除く): 13984384

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 71347, 142694, 285388, 570776, 784817, 1141552, 1569634, 3139268, 6278536, 12557072]

約数ペア:

[(1, 12557072), (2, 6278536), (4, 3139268), (8, 1569634), (11, 1141552), (16, 784817), (22, 570776), (44, 285388), (88, 142694), (176, 71347)]