20729312

素因数分解:

$2^5\times {\mathrm{557}}^1\times {\mathrm{1163}}^1$

素因数の和:1730

約数の個数: 24

約数和(自身を含む): 40919256

約数和(自身を除く): 20189944

約数列:

[1, 2, 4, 8, 16, 32, 557, 1114, 1163, 2228, 2326, 4456, 4652, 8912, 9304, 17824, 18608, 37216, 647791, 1295582, 2591164, 5182328, 10364656, 20729312]

約数ペア:

[(1, 20729312), (2, 10364656), (4, 5182328), (8, 2591164), (16, 1295582), (32, 647791), (557, 37216), (1114, 18608), (1163, 17824), (2228, 9304), (2326, 8912), (4456, 4652)]