20332179

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4507

約数の個数: 24

約数和(自身を含む): 34031712

約数和(自身を除く): 13699533

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4421, 4599, 13263, 30947, 39789, 92841, 278523, 322733, 968199, 2259131, 2904597, 6777393, 20332179]

約数ペア:

[(1, 20332179), (3, 6777393), (7, 2904597), (9, 2259131), (21, 968199), (63, 322733), (73, 278523), (219, 92841), (511, 39789), (657, 30947), (1533, 13263), (4421, 4599)]