18781388

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{99901}}^1$

素因数の和:99952

約数の個数: 12

約数和(自身を含む): 33567072

約数和(自身を除く): 14785684

約数列:

[1, 2, 4, 47, 94, 188, 99901, 199802, 399604, 4695347, 9390694, 18781388]

約数ペア:

[(1, 18781388), (2, 9390694), (4, 4695347), (47, 399604), (94, 199802), (188, 99901)]