1919619

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1848

約数の個数: 20

約数和(自身を含む): 3089856

約数和(自身を除く): 1170237

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1823, 5469, 16407, 23699, 49221, 71097, 147663, 213291, 639873, 1919619]

約数ペア:

[(1, 1919619), (3, 639873), (9, 213291), (13, 147663), (27, 71097), (39, 49221), (81, 23699), (117, 16407), (351, 5469), (1053, 1823)]