19623457

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1601}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 23991552

約数和(自身を除く): 4368095

約数列:

[1, 7, 17, 103, 119, 721, 1601, 1751, 11207, 12257, 27217, 164903, 190519, 1154321, 2803351, 19623457]

約数ペア:

[(1, 19623457), (7, 2803351), (17, 1154321), (103, 190519), (119, 164903), (721, 27217), (1601, 12257), (1751, 11207)]