20204761649

素因数分解:

${\mathrm{641}}^1\times {\mathrm{4909}}^1\times {\mathrm{6421}}^1$

素因数の和:11971

約数の個数: 8

約数和(自身を含む): 20243556840

約数和(自身を除く): 38795191

約数列:

[1, 641, 4909, 6421, 3146669, 4115861, 31520689, 20204761649]

約数ペア:

[(1, 20204761649), (641, 31520689), (4909, 4115861), (6421, 3146669)]