19478249

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 23625600

約数和(自身を除く): 4147351

約数列:

[1, 7, 19, 133, 137, 959, 1069, 2603, 7483, 18221, 20311, 142177, 146453, 1025171, 2782607, 19478249]

約数ペア:

[(1, 19478249), (7, 2782607), (19, 1025171), (133, 146453), (137, 142177), (959, 20311), (1069, 18221), (2603, 7483)]