19398939

素因数分解:

$3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1117}}^1$

素因数の和:1954

約数の個数: 16

約数和(自身を含む): 29622528

約数和(自身を除く): 10223589

約数列:

[1, 3, 7, 21, 827, 1117, 2481, 3351, 5789, 7819, 17367, 23457, 923759, 2771277, 6466313, 19398939]

約数ペア:

[(1, 19398939), (3, 6466313), (7, 2771277), (21, 923759), (827, 23457), (1117, 17367), (2481, 7819), (3351, 5789)]