20306727

素因数分解:

$3^3\times 7^2\times {\mathrm{15349}}^1$

素因数の和:15372

約数の個数: 24

約数和(自身を含む): 34998000

約数和(自身を除く): 14691273

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15349, 46047, 107443, 138141, 322329, 414423, 752101, 966987, 2256303, 2900961, 6768909, 20306727]

約数ペア:

[(1, 20306727), (3, 6768909), (7, 2900961), (9, 2256303), (21, 966987), (27, 752101), (49, 414423), (63, 322329), (147, 138141), (189, 107443), (441, 46047), (1323, 15349)]