20516090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293087}}^1$

素因数の和:293101

約数の個数: 16

約数和(自身を含む): 42204672

約数和(自身を除く): 21688582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293087, 586174, 1465435, 2051609, 2930870, 4103218, 10258045, 20516090]

約数ペア:

[(1, 20516090), (2, 10258045), (5, 4103218), (7, 2930870), (10, 2051609), (14, 1465435), (35, 586174), (70, 293087)]