820170052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{15772501}}^1$

素因数の和:15772518

約数の個数: 12

約数和(自身を含む): 1545705196

約数和(自身を除く): 725535144

約数列:

[1, 2, 4, 13, 26, 52, 15772501, 31545002, 63090004, 205042513, 410085026, 820170052]

約数ペア:

[(1, 820170052), (2, 410085026), (4, 205042513), (13, 63090004), (26, 31545002), (52, 15772501)]