19338183

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:706

約数の個数: 28

約数和(自身を含む): 29747088

約数和(自身を除く): 10408905

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 647, 729, 1107, 1941, 3321, 5823, 9963, 17469, 26527, 29889, 52407, 79581, 157221, 238743, 471663, 716229, 2148687, 6446061, 19338183]

約数ペア:

[(1, 19338183), (3, 6446061), (9, 2148687), (27, 716229), (41, 471663), (81, 238743), (123, 157221), (243, 79581), (369, 52407), (647, 29889), (729, 26527), (1107, 17469), (1941, 9963), (3321, 5823)]