13720826

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7717}}^1$

素因数の和:7853

約数の個数: 16

約数和(自身を含む): 23709696

約数和(自身を除く): 9988870

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 7717, 15434, 54019, 108038, 980059, 1960118, 6860413, 13720826]

約数ペア:

[(1, 13720826), (2, 6860413), (7, 1960118), (14, 980059), (127, 108038), (254, 54019), (889, 15434), (1778, 7717)]