19894994

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45841}}^1$

素因数の和:45881

約数の個数: 16

約数和(自身を含む): 35206656

約数和(自身を除く): 15311662

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45841, 91682, 320887, 641774, 1421071, 2842142, 9947497, 19894994]

約数ペア:

[(1, 19894994), (2, 9947497), (7, 2842142), (14, 1421071), (31, 641774), (62, 320887), (217, 91682), (434, 45841)]