18115655183980

素因数分解:

$2^2\times 5^1\times {\mathrm{47031661}}^1\times {\mathrm{19259}}^1$

素因数の和:47050929

約数の個数: 24

約数和(自身を含む): 38044852025040

約数和(自身を除く): 19929196841060

約数列:

[1, 2, 4, 5, 10, 20, 19259, 38518, 77036, 96295, 192590, 385180, 47031661, 94063322, 188126644, 235158305, 470316610, 940633220, 905782759199, 1811565518398, 3623131036796, 4528913795995, 9057827591990, 18115655183980]

約数ペア:

[(1, 18115655183980), (2, 9057827591990), (4, 4528913795995), (5, 3623131036796), (10, 1811565518398), (20, 905782759199), (19259, 940633220), (38518, 470316610), (77036, 235158305), (96295, 188126644), (192590, 94063322), (385180, 47031661)]