20384883

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{941}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 30859920

約数和(自身を除く): 10475037

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 941, 2407, 2823, 7221, 8469, 21663, 27289, 78103, 81867, 234309, 245601, 702927, 2264987, 6794961, 20384883]

約数ペア:

[(1, 20384883), (3, 6794961), (9, 2264987), (29, 702927), (83, 245601), (87, 234309), (249, 81867), (261, 78103), (747, 27289), (941, 21663), (2407, 8469), (2823, 7221)]