18409904

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2621}}^1$

素因数の和:3068

約数の個数: 20

約数和(自身を含む): 35764080

約数和(自身を除く): 17354176

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 2621, 3512, 5242, 7024, 10484, 20968, 41936, 1150619, 2301238, 4602476, 9204952, 18409904]

約数ペア:

[(1, 18409904), (2, 9204952), (4, 4602476), (8, 2301238), (16, 1150619), (439, 41936), (878, 20968), (1756, 10484), (2621, 7024), (3512, 5242)]