19218032

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{1237}}^1$

素因数の和:2216

約数の個数: 20

約数和(自身を含む): 37303416

約数和(自身を除く): 18085384

約数列:

[1, 2, 4, 8, 16, 971, 1237, 1942, 2474, 3884, 4948, 7768, 9896, 15536, 19792, 1201127, 2402254, 4804508, 9609016, 19218032]

約数ペア:

[(1, 19218032), (2, 9609016), (4, 4804508), (8, 2402254), (16, 1201127), (971, 19792), (1237, 15536), (1942, 9896), (2474, 7768), (3884, 4948)]