208020721

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1061}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 232450560

約数和(自身を除く): 24429839

約数列:

[1, 17, 19, 323, 607, 1061, 10319, 11533, 18037, 20159, 196061, 342703, 644027, 10948459, 12236513, 208020721]

約数ペア:

[(1, 208020721), (17, 12236513), (19, 10948459), (323, 644027), (607, 342703), (1061, 196061), (10319, 20159), (11533, 18037)]