12667850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19489}}^1$

素因数の和:19514

約数の個数: 24

約数和(自身を含む): 25375980

約数和(自身を除く): 12708130

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 19489, 38978, 97445, 194890, 253357, 487225, 506714, 974450, 1266785, 2533570, 6333925, 12667850]

約数ペア:

[(1, 12667850), (2, 6333925), (5, 2533570), (10, 1266785), (13, 974450), (25, 506714), (26, 487225), (50, 253357), (65, 194890), (130, 97445), (325, 38978), (650, 19489)]