20596784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99023}}^1$

素因数の和:99044

約数の個数: 20

約数和(自身を含む): 42976416

約数和(自身を除く): 22379632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99023, 198046, 396092, 792184, 1287299, 1584368, 2574598, 5149196, 10298392, 20596784]

約数ペア:

[(1, 20596784), (2, 10298392), (4, 5149196), (8, 2574598), (13, 1584368), (16, 1287299), (26, 792184), (52, 396092), (104, 198046), (208, 99023)]