19156911777

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{9719387}}^1$

素因数の和:9719469

約数の個数: 16

約数和(自身を含む): 28769388480

約数和(自身を除く): 9612476703

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 9719387, 29158161, 87474483, 262423449, 709515251, 2128545753, 6385637259, 19156911777]

約数ペア:

[(1, 19156911777), (3, 6385637259), (9, 2128545753), (27, 709515251), (73, 262423449), (219, 87474483), (657, 29158161), (1971, 9719387)]