15821394

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{20129}}^1$

素因数の和:20265

約数の個数: 16

約数和(自身を含む): 31885920

約数和(自身を除く): 16064526

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 20129, 40258, 60387, 120774, 2636899, 5273798, 7910697, 15821394]

約数ペア:

[(1, 15821394), (2, 7910697), (3, 5273798), (6, 2636899), (131, 120774), (262, 60387), (393, 40258), (786, 20129)]