19832217

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5477}}^1$

素因数の和:5568

約数の個数: 16

約数和(自身を含む): 28397952

約数和(自身を除く): 8565735

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 5477, 16431, 93109, 279327, 388867, 1166601, 6610739, 19832217]

約数ペア:

[(1, 19832217), (3, 6610739), (17, 1166601), (51, 388867), (71, 279327), (213, 93109), (1207, 16431), (3621, 5477)]