20166440973

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15742733}}^1$

素因数の和:15742804

約数の個数: 16

約数和(自身を含む): 31233584256

約数和(自身を除く): 11067143283

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15742733, 47228199, 110199131, 330597393, 960306713, 2880920139, 6722146991, 20166440973]

約数ペア:

[(1, 20166440973), (3, 6722146991), (7, 2880920139), (21, 960306713), (61, 330597393), (183, 110199131), (427, 47228199), (1281, 15742733)]