20442753

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{3923}}^1$

素因数の和:4125

約数の個数: 16

約数和(自身を含む): 30450240

約数和(自身を除く): 10007487

約数列:

[1, 3, 9, 27, 193, 579, 1737, 3923, 5211, 11769, 35307, 105921, 757139, 2271417, 6814251, 20442753]

約数ペア:

[(1, 20442753), (3, 6814251), (9, 2271417), (27, 757139), (193, 105921), (579, 35307), (1737, 11769), (3923, 5211)]