20256411

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16349}}^1$

素因数の和:16418

約数の個数: 16

約数和(自身を含む): 31392000

約数和(自身を除く): 11135589

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16349, 49047, 114443, 343329, 964591, 2893773, 6752137, 20256411]

約数ペア:

[(1, 20256411), (3, 6752137), (7, 2893773), (21, 964591), (59, 343329), (177, 114443), (413, 49047), (1239, 16349)]