20646453

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 28096640

約数和(自身を除く): 7450187

約数列:

[1, 3, 103, 109, 309, 327, 613, 1839, 11227, 33681, 63139, 66817, 189417, 200451, 6882151, 20646453]

約数ペア:

[(1, 20646453), (3, 6882151), (103, 200451), (109, 189417), (309, 66817), (327, 63139), (613, 33681), (1839, 11227)]