20929976

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{35839}}^1$

素因数の和:35918

約数の個数: 16

約数和(自身を含む): 39782400

約数和(自身を除く): 18852424

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 35839, 71678, 143356, 286712, 2616247, 5232494, 10464988, 20929976]

約数ペア:

[(1, 20929976), (2, 10464988), (4, 5232494), (8, 2616247), (73, 286712), (146, 143356), (292, 71678), (584, 35839)]