18887451

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10799}}^1$

素因数の和:10866

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 9106149

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 10799, 32397, 118789, 356367, 572347, 1717041, 6295817, 18887451]

約数ペア:

[(1, 18887451), (3, 6295817), (11, 1717041), (33, 572347), (53, 356367), (159, 118789), (583, 32397), (1749, 10799)]