18894161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3571}}^1$

素因数の和:3632

約数の個数: 16

約数和(自身を含む): 22803648

約数和(自身を除く): 3909487

約数列:

[1, 11, 13, 37, 143, 407, 481, 3571, 5291, 39281, 46423, 132127, 510653, 1453397, 1717651, 18894161]

約数ペア:

[(1, 18894161), (11, 1717651), (13, 1453397), (37, 510653), (143, 132127), (407, 46423), (481, 39281), (3571, 5291)]