20888965445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{779003}}^1$

素因数の和:779212

約数の個数: 16

約数和(自身を含む): 26024965632

約数和(自身を除く): 5136000187

約数列:

[1, 5, 31, 155, 173, 865, 5363, 26815, 779003, 3895015, 24149093, 120745465, 134767519, 673837595, 4177793089, 20888965445]

約数ペア:

[(1, 20888965445), (5, 4177793089), (31, 673837595), (155, 134767519), (173, 120745465), (865, 24149093), (5363, 3895015), (26815, 779003)]