19517029

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 3868571

約数列:

[1, 7, 29, 79, 203, 553, 1217, 2291, 8519, 16037, 35293, 96143, 247051, 673001, 2788147, 19517029]

約数ペア:

[(1, 19517029), (7, 2788147), (29, 673001), (79, 247051), (203, 96143), (553, 35293), (1217, 16037), (2291, 8519)]