20913746113

素因数分解:

${\mathrm{13}}^3\times {\mathrm{331}}^1\times {\mathrm{28759}}^1$

素因数の和:29129

約数の個数: 16

約数和(自身を含む): 22725001600

約数和(自身を除く): 1811255487

約数列:

[1, 13, 169, 331, 2197, 4303, 28759, 55939, 373867, 727207, 4860271, 9519229, 63183523, 123749977, 1608749701, 20913746113]

約数ペア:

[(1, 20913746113), (13, 1608749701), (169, 123749977), (331, 63183523), (2197, 9519229), (4303, 4860271), (28759, 727207), (55939, 373867)]