20025161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 22231104

約数和(自身を除く): 2205943

約数列:

[1, 13, 67, 83, 277, 871, 1079, 3601, 5561, 18559, 22991, 72293, 241267, 298883, 1540397, 20025161]

約数ペア:

[(1, 20025161), (13, 1540397), (67, 298883), (83, 241267), (277, 72293), (871, 22991), (1079, 18559), (3601, 5561)]