19206811

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 21573664

約数和(自身を除く): 2366853

約数列:

[1, 13, 37, 73, 481, 547, 949, 2701, 7111, 20239, 35113, 39931, 263107, 519103, 1477447, 19206811]

約数ペア:

[(1, 19206811), (13, 1477447), (37, 519103), (73, 263107), (481, 39931), (547, 35113), (949, 20239), (2701, 7111)]