201969188

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{639143}}^1$

素因数の和:639226

約数の個数: 12

約数和(自身を含む): 357920640

約数和(自身を除く): 155951452

約数列:

[1, 2, 4, 79, 158, 316, 639143, 1278286, 2556572, 50492297, 100984594, 201969188]

約数ペア:

[(1, 201969188), (2, 100984594), (4, 50492297), (79, 2556572), (158, 1278286), (316, 639143)]