20247007207

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1\times {\mathrm{997}}^1$

素因数の和:2011

約数の個数: 32

約数和(自身を含む): 24083256960

約数和(自身を除く): 3836249753

約数列:

[1, 7, 37, 89, 259, 623, 881, 997, 3293, 6167, 6979, 23051, 32597, 36889, 78409, 88733, 228179, 258223, 548863, 621131, 878357, 2901133, 3283121, 6148499, 20307931, 22981847, 32499209, 78173773, 227494463, 547216411, 2892429601, 20247007207]

約数ペア:

[(1, 20247007207), (7, 2892429601), (37, 547216411), (89, 227494463), (259, 78173773), (623, 32499209), (881, 22981847), (997, 20307931), (3293, 6148499), (6167, 3283121), (6979, 2901133), (23051, 878357), (32597, 621131), (36889, 548863), (78409, 258223), (88733, 228179)]