19680166

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7393}}^1$

素因数の和:7428

約数の個数: 16

約数和(自身を含む): 32474448

約数和(自身を除く): 12794282

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7393, 14786, 81323, 162646, 894553, 1789106, 9840083, 19680166]

約数ペア:

[(1, 19680166), (2, 9840083), (11, 1789106), (22, 894553), (121, 162646), (242, 81323), (1331, 14786), (2662, 7393)]