2020223009

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{36583}}^1$

素因数の和:36634

約数の個数: 20

約数和(自身を含む): 2459322816

約数和(自身を除く): 439099807

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2401, 7889, 36583, 55223, 256081, 841409, 1792567, 5889863, 12547969, 41229041, 87835783, 288603287, 2020223009]

約数ペア:

[(1, 2020223009), (7, 288603287), (23, 87835783), (49, 41229041), (161, 12547969), (343, 5889863), (1127, 1792567), (2401, 841409), (7889, 256081), (36583, 55223)]