20807775209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1543489}}^1$

素因数の和:1543580

約数の個数: 16

約数和(自身を含む): 24115487760

約数和(自身を除く): 3307712551

約数列:

[1, 13, 17, 61, 221, 793, 1037, 13481, 1543489, 20065357, 26239313, 94152829, 341111069, 1223986777, 1600598093, 20807775209]

約数ペア:

[(1, 20807775209), (13, 1600598093), (17, 1223986777), (61, 341111069), (221, 94152829), (793, 26239313), (1037, 20065357), (13481, 1543489)]