18672953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4496

約数の個数: 16

約数和(自身を含む): 22417920

約数和(自身を除く): 3744967

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4447, 57811, 75599, 84493, 982787, 1098409, 1436381, 18672953]

約数ペア:

[(1, 18672953), (13, 1436381), (17, 1098409), (19, 982787), (221, 84493), (247, 75599), (323, 57811), (4199, 4447)]