208984910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{11489}}^1$

素因数の和:11620

約数の個数: 32

約数和(自身を含む): 402058080

約数和(自身を除く): 193073170

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 535, 1070, 1819, 3638, 9095, 11489, 18190, 22978, 57445, 114890, 195313, 390626, 976565, 1229323, 1953130, 2458646, 6146615, 12293230, 20898491, 41796982, 104492455, 208984910]

約数ペア:

[(1, 208984910), (2, 104492455), (5, 41796982), (10, 20898491), (17, 12293230), (34, 6146615), (85, 2458646), (107, 1953130), (170, 1229323), (214, 976565), (535, 390626), (1070, 195313), (1819, 114890), (3638, 57445), (9095, 22978), (11489, 18190)]