86985488

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{49877}}^1$

素因数の和:49994

約数の個数: 20

約数和(自身を含む): 170083980

約数和(自身を除く): 83098492

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 49877, 99754, 199508, 399016, 798032, 5436593, 10873186, 21746372, 43492744, 86985488]

約数ペア:

[(1, 86985488), (2, 43492744), (4, 21746372), (8, 10873186), (16, 5436593), (109, 798032), (218, 399016), (436, 199508), (872, 99754), (1744, 49877)]