19627861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 22068288

約数和(自身を除く): 2440427

約数列:

[1, 11, 53, 131, 257, 583, 1441, 2827, 6943, 13621, 33667, 76373, 149831, 370337, 1784351, 19627861]

約数ペア:

[(1, 19627861), (11, 1784351), (53, 370337), (131, 149831), (257, 76373), (583, 33667), (1441, 13621), (2827, 6943)]