19185453

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1307}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 31831488

約数和(自身を除く): 12646035

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1307, 1631, 2097, 3921, 4893, 9149, 11763, 14679, 27447, 82341, 304531, 913593, 2131717, 2740779, 6395151, 19185453]

約数ペア:

[(1, 19185453), (3, 6395151), (7, 2740779), (9, 2131717), (21, 913593), (63, 304531), (233, 82341), (699, 27447), (1307, 14679), (1631, 11763), (2097, 9149), (3921, 4893)]