19151054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1709}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 31026240

約数和(自身を除く): 11875186

約数列:

[1, 2, 13, 26, 431, 862, 1709, 3418, 5603, 11206, 22217, 44434, 736579, 1473158, 9575527, 19151054]

約数ペア:

[(1, 19151054), (2, 9575527), (13, 1473158), (26, 736579), (431, 44434), (862, 22217), (1709, 11206), (3418, 5603)]