156796018

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{217169}}^1$

素因数の和:217209

約数の個数: 12

約数和(自身を含む): 248225310

約数和(自身を除く): 91429292

約数列:

[1, 2, 19, 38, 361, 722, 217169, 434338, 4126211, 8252422, 78398009, 156796018]

約数ペア:

[(1, 156796018), (2, 78398009), (19, 8252422), (38, 4126211), (361, 434338), (722, 217169)]