19805654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9281}}^1$

素因数の和:9391

約数の個数: 16

約数和(自身を含む): 32746896

約数和(自身を除く): 12941242

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 9281, 18562, 102091, 204182, 900257, 1800514, 9902827, 19805654]

約数ペア:

[(1, 19805654), (2, 9902827), (11, 1800514), (22, 900257), (97, 204182), (194, 102091), (1067, 18562), (2134, 9281)]