17881686

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{11969}}^1$

素因数の和:12060

約数の個数: 24

約数和(自身を含む): 39213720

約数和(自身を除く): 21332034

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 11969, 23938, 35907, 71814, 107721, 215442, 993427, 1986854, 2980281, 5960562, 8940843, 17881686]

約数ペア:

[(1, 17881686), (2, 8940843), (3, 5960562), (6, 2980281), (9, 1986854), (18, 993427), (83, 215442), (166, 107721), (249, 71814), (498, 35907), (747, 23938), (1494, 11969)]