12857072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42293}}^1$

素因数の和:42320

約数の個数: 20

約数和(自身を含む): 26222280

約数和(自身を除く): 13365208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42293, 84586, 169172, 338344, 676688, 803567, 1607134, 3214268, 6428536, 12857072]

約数ペア:

[(1, 12857072), (2, 6428536), (4, 3214268), (8, 1607134), (16, 803567), (19, 676688), (38, 338344), (76, 169172), (152, 84586), (304, 42293)]