18491806

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4057}}^1$

素因数の和:4155

約数の個数: 16

約数和(自身を含む): 28925424

約数和(自身を除く): 10433618

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4057, 4558, 8114, 174451, 215021, 348902, 430042, 9245903, 18491806]

約数ペア:

[(1, 18491806), (2, 9245903), (43, 430042), (53, 348902), (86, 215021), (106, 174451), (2279, 8114), (4057, 4558)]