18804524920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20439701}}^1$

素因数の和:20439735

約数の個数: 32

約数和(自身を含む): 44149756320

約数和(自身を除く): 25345231400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 20439701, 40879402, 81758804, 102198505, 163517608, 204397010, 408794020, 470113123, 817588040, 940226246, 1880452492, 2350565615, 3760904984, 4701131230, 9402262460, 18804524920]

約数ペア:

[(1, 18804524920), (2, 9402262460), (4, 4701131230), (5, 3760904984), (8, 2350565615), (10, 1880452492), (20, 940226246), (23, 817588040), (40, 470113123), (46, 408794020), (92, 204397010), (115, 163517608), (184, 102198505), (230, 81758804), (460, 40879402), (920, 20439701)]