16531390

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2579}}^1$

素因数の和:3227

約数の個数: 16

約数和(自身を含む): 29814480

約数和(自身を除く): 13283090

約数列:

[1, 2, 5, 10, 641, 1282, 2579, 3205, 5158, 6410, 12895, 25790, 1653139, 3306278, 8265695, 16531390]

約数ペア:

[(1, 16531390), (2, 8265695), (5, 3306278), (10, 1653139), (641, 25790), (1282, 12895), (2579, 6410), (3205, 5158)]