81078434

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{112297}}^1$

素因数の和:112337

約数の個数: 12

約数和(自身を含む): 128356614

約数和(自身を除く): 47278180

約数列:

[1, 2, 19, 38, 361, 722, 112297, 224594, 2133643, 4267286, 40539217, 81078434]

約数ペア:

[(1, 81078434), (2, 40539217), (19, 4267286), (38, 2133643), (361, 224594), (722, 112297)]