263834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 16

約数和(自身を含む): 427680

約数和(自身を除く): 163846

約数列:

[1, 2, 19, 38, 53, 106, 131, 262, 1007, 2014, 2489, 4978, 6943, 13886, 131917, 263834]

約数ペア:

[(1, 263834), (2, 131917), (19, 13886), (38, 6943), (53, 4978), (106, 2489), (131, 2014), (262, 1007)]