2080453653

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{107467}}^1$

素因数の和:107718

約数の個数: 20

約数和(自身を含む): 3120870720

約数和(自身を除く): 1040417067

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 19359, 107467, 322401, 967203, 2901609, 8704827, 25684613, 77053839, 231161517, 693484551, 2080453653]

約数ペア:

[(1, 2080453653), (3, 693484551), (9, 231161517), (27, 77053839), (81, 25684613), (239, 8704827), (717, 2901609), (2151, 967203), (6453, 322401), (19359, 107467)]