19394427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{977}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 27931680

約数和(自身を除く): 8537253

約数列:

[1, 3, 13, 39, 509, 977, 1527, 2931, 6617, 12701, 19851, 38103, 497293, 1491879, 6464809, 19394427]

約数ペア:

[(1, 19394427), (3, 6464809), (13, 1491879), (39, 497293), (509, 38103), (977, 19851), (1527, 12701), (2931, 6617)]