20945441

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 23934528

約数和(自身を除く): 2989087

約数列:

[1, 11, 37, 53, 407, 583, 971, 1961, 10681, 21571, 35927, 51463, 395197, 566093, 1904131, 20945441]

約数ペア:

[(1, 20945441), (11, 1904131), (37, 566093), (53, 395197), (407, 51463), (583, 35927), (971, 21571), (1961, 10681)]