18887065

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 23296896

約数和(自身を除く): 4409831

約数列:

[1, 5, 71, 83, 355, 415, 641, 3205, 5893, 29465, 45511, 53203, 227555, 266015, 3777413, 18887065]

約数ペア:

[(1, 18887065), (5, 3777413), (71, 266015), (83, 227555), (355, 53203), (415, 45511), (641, 29465), (3205, 5893)]