818702972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{4759901}}^1$

素因数の和:4759948

約数の個数: 12

約数和(自身を含む): 1466049816

約数和(自身を除く): 647346844

約数列:

[1, 2, 4, 43, 86, 172, 4759901, 9519802, 19039604, 204675743, 409351486, 818702972]

約数ペア:

[(1, 818702972), (2, 409351486), (4, 204675743), (43, 19039604), (86, 9519802), (172, 4759901)]