19180766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45887}}^1$

素因数の和:45919

約数の個数: 16

約数和(自身を含む): 33039360

約数和(自身を除く): 13858594

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45887, 91774, 504757, 871853, 1009514, 1743706, 9590383, 19180766]

約数ペア:

[(1, 19180766), (2, 9590383), (11, 1743706), (19, 1009514), (22, 871853), (38, 504757), (209, 91774), (418, 45887)]