20458919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 22710912

約数和(自身を除く): 2251993

約数列:

[1, 13, 67, 83, 283, 871, 1079, 3679, 5561, 18961, 23489, 72293, 246493, 305357, 1573763, 20458919]

約数ペア:

[(1, 20458919), (13, 1573763), (67, 305357), (83, 246493), (283, 72293), (871, 23489), (1079, 18961), (3679, 5561)]