19018937

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 23167872

約数和(自身を除く): 4148935

約数列:

[1, 7, 17, 119, 181, 883, 1267, 3077, 6181, 15011, 21539, 105077, 159823, 1118761, 2716991, 19018937]

約数ペア:

[(1, 19018937), (7, 2716991), (17, 1118761), (119, 159823), (181, 105077), (883, 21539), (1267, 15011), (3077, 6181)]