20219696

素因数分解:

$2^4\times 7^1\times {\mathrm{180533}}^1$

素因数の和:180548

約数の個数: 20

約数和(自身を含む): 44772432

約数和(自身を除く): 24552736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180533, 361066, 722132, 1263731, 1444264, 2527462, 2888528, 5054924, 10109848, 20219696]

約数ペア:

[(1, 20219696), (2, 10109848), (4, 5054924), (7, 2888528), (8, 2527462), (14, 1444264), (16, 1263731), (28, 722132), (56, 361066), (112, 180533)]