26368990

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20129}}^1$

素因数の和:20267

約数の個数: 16

約数和(自身を含む): 47828880

約数和(自身を除く): 21459890

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 20129, 40258, 100645, 201290, 2636899, 5273798, 13184495, 26368990]

約数ペア:

[(1, 26368990), (2, 13184495), (5, 5273798), (10, 2636899), (131, 201290), (262, 100645), (655, 40258), (1310, 20129)]