20510090

素因数分解:

$2^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3643}}^1$

素因数の和:4213

約数の個数: 16

約数和(自身を含む): 36993888

約数和(自身を除く): 16483798

約数列:

[1, 2, 5, 10, 563, 1126, 2815, 3643, 5630, 7286, 18215, 36430, 2051009, 4102018, 10255045, 20510090]

約数ペア:

[(1, 20510090), (2, 10255045), (5, 4102018), (10, 2051009), (563, 36430), (1126, 18215), (2815, 7286), (3643, 5630)]