20258090

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3637}}^1$

素因数の和:4201

約数の個数: 16

約数和(自身を含む): 36540072

約数和(自身を除く): 16281982

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 3637, 5570, 7274, 18185, 36370, 2025809, 4051618, 10129045, 20258090]

約数ペア:

[(1, 20258090), (2, 10129045), (5, 4051618), (10, 2025809), (557, 36370), (1114, 18185), (2785, 7274), (3637, 5570)]