19639415

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2098

約数の個数: 16

約数和(自身を含む): 24673248

約数和(自身を除く): 5033833

約数列:

[1, 5, 37, 53, 185, 265, 1961, 2003, 9805, 10015, 74111, 106159, 370555, 530795, 3927883, 19639415]

約数ペア:

[(1, 19639415), (5, 3927883), (37, 530795), (53, 370555), (185, 106159), (265, 74111), (1961, 10015), (2003, 9805)]