199211216

素因数分解:

$2^4\times {\mathrm{1123}}^1\times {\mathrm{11087}}^1$

素因数の和:12218

約数の個数: 20

約数和(自身を含む): 386350272

約数和(自身を除く): 187139056

約数列:

[1, 2, 4, 8, 16, 1123, 2246, 4492, 8984, 11087, 17968, 22174, 44348, 88696, 177392, 12450701, 24901402, 49802804, 99605608, 199211216]

約数ペア:

[(1, 199211216), (2, 99605608), (4, 49802804), (8, 24901402), (16, 12450701), (1123, 177392), (2246, 88696), (4492, 44348), (8984, 22174), (11087, 17968)]