20393040961

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{287141}}^1$

素因数の和:287280

約数の個数: 16

約数和(自身を含む): 22052505600

約数和(自身を除く): 1659464639

約数列:

[1, 29, 31, 79, 899, 2291, 2449, 71021, 287141, 8327089, 8901371, 22684139, 258139759, 657840031, 703208309, 20393040961]

約数ペア:

[(1, 20393040961), (29, 703208309), (31, 657840031), (79, 258139759), (899, 22684139), (2291, 8901371), (2449, 8327089), (71021, 287141)]