18119805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 31847040

約数和(自身を除く): 13727235

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 193, 569, 579, 965, 1707, 2123, 2845, 2895, 6259, 6369, 8535, 10615, 18777, 31295, 31845, 93885, 109817, 329451, 549085, 1207987, 1647255, 3623961, 6039935, 18119805]

約数ペア:

[(1, 18119805), (3, 6039935), (5, 3623961), (11, 1647255), (15, 1207987), (33, 549085), (55, 329451), (165, 109817), (193, 93885), (569, 31845), (579, 31295), (965, 18777), (1707, 10615), (2123, 8535), (2845, 6369), (2895, 6259)]