2019171485

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{138727}}^1$

素因数の和:138844

約数の個数: 16

約数和(自身を含む): 2517080832

約数和(自身を除く): 497909347

約数列:

[1, 5, 41, 71, 205, 355, 2911, 14555, 138727, 693635, 5687807, 9849617, 28439035, 49248085, 403834297, 2019171485]

約数ペア:

[(1, 2019171485), (5, 403834297), (41, 49248085), (71, 28439035), (205, 9849617), (355, 5687807), (2911, 693635), (14555, 138727)]