18564796

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 33264000

約数和(自身を除く): 14699204

約数列:

[1, 2, 4, 71, 131, 142, 262, 284, 499, 524, 998, 1996, 9301, 18602, 35429, 37204, 65369, 70858, 130738, 141716, 261476, 4641199, 9282398, 18564796]

約数ペア:

[(1, 18564796), (2, 9282398), (4, 4641199), (71, 261476), (131, 141716), (142, 130738), (262, 70858), (284, 65369), (499, 37204), (524, 35429), (998, 18602), (1996, 9301)]