201269774

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{278767}}^1$

素因数の和:278807

約数の個数: 12

約数和(自身を含む): 318631824

約数和(自身を除く): 117362050

約数列:

[1, 2, 19, 38, 361, 722, 278767, 557534, 5296573, 10593146, 100634887, 201269774]

約数ペア:

[(1, 201269774), (2, 100634887), (19, 10593146), (38, 5296573), (361, 557534), (722, 278767)]