20565207523

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{679909}}^1$

素因数の和:680094

約数の個数: 16

約数和(自身を含む): 24476760000

約数和(自身を除く): 3911552477

約数列:

[1, 7, 29, 149, 203, 1043, 4321, 30247, 679909, 4759363, 19717361, 101306441, 138021527, 709145087, 2937886789, 20565207523]

約数ペア:

[(1, 20565207523), (7, 2937886789), (29, 709145087), (149, 138021527), (203, 101306441), (1043, 19717361), (4321, 4759363), (30247, 679909)]