20803622

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2311}}^1$

素因数の和:2963

約数の個数: 16

約数和(自身を含む): 35734272

約数和(自身を除く): 14930650

約数列:

[1, 2, 7, 14, 643, 1286, 2311, 4501, 4622, 9002, 16177, 32354, 1485973, 2971946, 10401811, 20803622]

約数ペア:

[(1, 20803622), (2, 10401811), (7, 2971946), (14, 1485973), (643, 32354), (1286, 16177), (2311, 9002), (4501, 4622)]