18774268

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 33537168

約数和(自身を除く): 14762900

約数列:

[1, 2, 4, 83, 166, 193, 293, 332, 386, 586, 772, 1172, 16019, 24319, 32038, 48638, 56549, 64076, 97276, 113098, 226196, 4693567, 9387134, 18774268]

約数ペア:

[(1, 18774268), (2, 9387134), (4, 4693567), (83, 226196), (166, 113098), (193, 97276), (293, 64076), (332, 56549), (386, 48638), (586, 32038), (772, 24319), (1172, 16019)]