17811970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{839}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 35199360

約数和(自身を除く): 17387390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193, 386, 839, 965, 1678, 1930, 2123, 4195, 4246, 8390, 9229, 10615, 18458, 21230, 46145, 92290, 161927, 323854, 809635, 1619270, 1781197, 3562394, 8905985, 17811970]

約数ペア:

[(1, 17811970), (2, 8905985), (5, 3562394), (10, 1781197), (11, 1619270), (22, 809635), (55, 323854), (110, 161927), (193, 92290), (386, 46145), (839, 21230), (965, 18458), (1678, 10615), (1930, 9229), (2123, 8390), (4195, 4246)]