9956278

素因数分解:

$2^1\times {\mathrm{109}}^2\times {\mathrm{419}}^1$

素因数の和:639

約数の個数: 12

約数和(自身を含む): 15108660

約数和(自身を除く): 5152382

約数列:

[1, 2, 109, 218, 419, 838, 11881, 23762, 45671, 91342, 4978139, 9956278]

約数ペア:

[(1, 9956278), (2, 4978139), (109, 91342), (218, 45671), (419, 23762), (838, 11881)]