20147733

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 31168800

約数和(自身を除く): 11021067

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 1997, 3363, 5991, 10089, 17973, 37943, 113829, 117823, 341487, 353469, 1060407, 2238637, 6715911, 20147733]

約数ペア:

[(1, 20147733), (3, 6715911), (9, 2238637), (19, 1060407), (57, 353469), (59, 341487), (171, 117823), (177, 113829), (531, 37943), (1121, 17973), (1997, 10089), (3363, 5991)]