20259394

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:777

約数の個数: 16

約数和(自身を含む): 30888000

約数和(自身を除く): 10628606

約数列:

[1, 2, 109, 199, 218, 398, 467, 934, 21691, 43382, 50903, 92933, 101806, 185866, 10129697, 20259394]

約数ペア:

[(1, 20259394), (2, 10129697), (109, 185866), (199, 101806), (218, 92933), (398, 50903), (467, 43382), (934, 21691)]