20379502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71257}}^1$

素因数の和:71283

約数の個数: 16

約数和(自身を含む): 35914032

約数和(自身を除く): 15534530

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71257, 142514, 783827, 926341, 1567654, 1852682, 10189751, 20379502]

約数ペア:

[(1, 20379502), (2, 10189751), (11, 1852682), (13, 1567654), (22, 926341), (26, 783827), (143, 142514), (286, 71257)]