18765939

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4637}}^1$

素因数の和:4730

約数の個数: 16

約数和(自身を含む): 26714880

約数和(自身を除く): 7948941

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 4637, 13911, 88103, 264309, 329227, 987681, 6255313, 18765939]

約数ペア:

[(1, 18765939), (3, 6255313), (19, 987681), (57, 329227), (71, 264309), (213, 88103), (1349, 13911), (4047, 4637)]