18830799

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2018

約数の個数: 28

約数和(自身を含む): 30420376

約数和(自身を除く): 11589577

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 1987, 3159, 5961, 9477, 17883, 25831, 53649, 77493, 160947, 232479, 482841, 697437, 1448523, 2092311, 6276933, 18830799]

約数ペア:

[(1, 18830799), (3, 6276933), (9, 2092311), (13, 1448523), (27, 697437), (39, 482841), (81, 232479), (117, 160947), (243, 77493), (351, 53649), (729, 25831), (1053, 17883), (1987, 9477), (3159, 5961)]