1640803832

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{858161}}^1$

素因数の和:858406

約数の個数: 16

約数和(自身を含む): 3089383200

約数和(自身を除く): 1448579368

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 858161, 1716322, 3432644, 6865288, 205100479, 410200958, 820401916, 1640803832]

約数ペア:

[(1, 1640803832), (2, 820401916), (4, 410200958), (8, 205100479), (239, 6865288), (478, 3432644), (956, 1716322), (1912, 858161)]