18998462

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2053}}^1$

素因数の和:2723

約数の個数: 16

約数和(自身を含む): 32633952

約数和(自身を除く): 13635490

約数列:

[1, 2, 7, 14, 661, 1322, 2053, 4106, 4627, 9254, 14371, 28742, 1357033, 2714066, 9499231, 18998462]

約数ペア:

[(1, 18998462), (2, 9499231), (7, 2714066), (14, 1357033), (661, 28742), (1322, 14371), (2053, 9254), (4106, 4627)]