20298897

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39569}}^1$

素因数の和:39597

約数の個数: 16

約数和(自身を含む): 31656000

約数和(自身を除く): 11357103

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39569, 118707, 356121, 751811, 1068363, 2255433, 6766299, 20298897]

約数ペア:

[(1, 20298897), (3, 6766299), (9, 2255433), (19, 1068363), (27, 751811), (57, 356121), (171, 118707), (513, 39569)]