20143768

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1319}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19773032

約数列:

[1, 2, 4, 8, 23, 46, 83, 92, 166, 184, 332, 664, 1319, 1909, 2638, 3818, 5276, 7636, 10552, 15272, 30337, 60674, 109477, 121348, 218954, 242696, 437908, 875816, 2517971, 5035942, 10071884, 20143768]

約数ペア:

[(1, 20143768), (2, 10071884), (4, 5035942), (8, 2517971), (23, 875816), (46, 437908), (83, 242696), (92, 218954), (166, 121348), (184, 109477), (332, 60674), (664, 30337), (1319, 15272), (1909, 10552), (2638, 7636), (3818, 5276)]