989872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4759}}^1$

素因数の和:4780

約数の個数: 20

約数和(自身を含む): 2065840

約数和(自身を除く): 1075968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4759, 9518, 19036, 38072, 61867, 76144, 123734, 247468, 494936, 989872]

約数ペア:

[(1, 989872), (2, 494936), (4, 247468), (8, 123734), (13, 76144), (16, 61867), (26, 38072), (52, 19036), (104, 9518), (208, 4759)]