20803934585

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1\times {\mathrm{27581}}^1$

素因数の和:28553

約数の個数: 32

約数和(自身を含む): 29804447232

約数和(自身を除く): 9000512647

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 937, 4685, 6559, 21551, 27581, 32795, 107755, 137905, 150857, 193067, 634363, 754285, 965335, 3171815, 4440541, 22202705, 25843397, 129216985, 180903779, 594398131, 904518895, 2971990655, 4160786917, 20803934585]

約数ペア:

[(1, 20803934585), (5, 4160786917), (7, 2971990655), (23, 904518895), (35, 594398131), (115, 180903779), (161, 129216985), (805, 25843397), (937, 22202705), (4685, 4440541), (6559, 3171815), (21551, 965335), (27581, 754285), (32795, 634363), (107755, 193067), (137905, 150857)]