19453041

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{1753}}^1$

素因数の和:1902

約数の個数: 20

約数和(自身を含む): 29288292

約数和(自身を除く): 9835251

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 1753, 3699, 5259, 11097, 15777, 47331, 141993, 240161, 720483, 2161449, 6484347, 19453041]

約数ペア:

[(1, 19453041), (3, 6484347), (9, 2161449), (27, 720483), (81, 240161), (137, 141993), (411, 47331), (1233, 15777), (1753, 11097), (3699, 5259)]