19677994

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45341}}^1$

素因数の和:45381

約数の個数: 16

約数和(自身を含む): 34822656

約数和(自身を除く): 15144662

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45341, 90682, 317387, 634774, 1405571, 2811142, 9838997, 19677994]

約数ペア:

[(1, 19677994), (2, 9838997), (7, 2811142), (14, 1405571), (31, 634774), (62, 317387), (217, 90682), (434, 45341)]