19271913

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2104

約数の個数: 16

約数和(自身を含む): 26623296

約数和(自身を除く): 7351383

約数列:

[1, 3, 53, 61, 159, 183, 1987, 3233, 5961, 9699, 105311, 121207, 315933, 363621, 6423971, 19271913]

約数ペア:

[(1, 19271913), (3, 6423971), (53, 363621), (61, 315933), (159, 121207), (183, 105311), (1987, 9699), (3233, 5961)]