20815452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82601}}^1$

素因数の和:82618

約数の個数: 36

約数和(自身を含む): 60134256

約数和(自身を除く): 39318804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82601, 165202, 247803, 330404, 495606, 578207, 743409, 991212, 1156414, 1486818, 1734621, 2312828, 2973636, 3469242, 5203863, 6938484, 10407726, 20815452]

約数ペア:

[(1, 20815452), (2, 10407726), (3, 6938484), (4, 5203863), (6, 3469242), (7, 2973636), (9, 2312828), (12, 1734621), (14, 1486818), (18, 1156414), (21, 991212), (28, 743409), (36, 578207), (42, 495606), (63, 330404), (84, 247803), (126, 165202), (252, 82601)]