19812098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11093}}^1$

素因数の和:11161

約数の個数: 16

約数和(自身を含む): 31950720

約数和(自身を除く): 12138622

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11093, 22186, 210767, 421534, 521371, 1042742, 9906049, 19812098]

約数ペア:

[(1, 19812098), (2, 9906049), (19, 1042742), (38, 521371), (47, 421534), (94, 210767), (893, 22186), (1786, 11093)]