20496856

素因数分解:

$2^3\times {\mathrm{487}}^1\times {\mathrm{5261}}^1$

素因数の和:5754

約数の個数: 16

約数和(自身を含む): 38517840

約数和(自身を除く): 18020984

約数列:

[1, 2, 4, 8, 487, 974, 1948, 3896, 5261, 10522, 21044, 42088, 2562107, 5124214, 10248428, 20496856]

約数ペア:

[(1, 20496856), (2, 10248428), (4, 5124214), (8, 2562107), (487, 42088), (974, 21044), (1948, 10522), (3896, 5261)]