20579109

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1619}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 8451291

約数列:

[1, 3, 19, 57, 223, 669, 1619, 4237, 4857, 12711, 30761, 92283, 361037, 1083111, 6859703, 20579109]

約数ペア:

[(1, 20579109), (3, 6859703), (19, 1083111), (57, 361037), (223, 92283), (669, 30761), (1619, 12711), (4237, 4857)]