20500571234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71680319}}^1$

素因数の和:71680345

約数の個数: 16

約数和(自身を含む): 36126881280

約数和(自身を除く): 15626310046

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71680319, 143360638, 788483509, 931844147, 1576967018, 1863688294, 10250285617, 20500571234]

約数ペア:

[(1, 20500571234), (2, 10250285617), (11, 1863688294), (13, 1576967018), (22, 931844147), (26, 788483509), (143, 143360638), (286, 71680319)]