20791030787

素因数分解:

${\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{7393}}^1$

素因数の和:7727

約数の個数: 24

約数和(自身を含む): 22772218656

約数和(自身を除く): 1981187869

約数列:

[1, 17, 37, 263, 289, 629, 4471, 7393, 9731, 10693, 76007, 125681, 165427, 273541, 1944359, 2136577, 2812259, 4650197, 33054103, 71941283, 79053349, 561919751, 1223001811, 20791030787]

約数ペア:

[(1, 20791030787), (17, 1223001811), (37, 561919751), (263, 79053349), (289, 71941283), (629, 33054103), (4471, 4650197), (7393, 2812259), (9731, 2136577), (10693, 1944359), (76007, 273541), (125681, 165427)]