18796743

素因数分解:

$3^2\times 7^3\times {\mathrm{6089}}^1$

素因数の和:6116

約数の個数: 24

約数和(自身を含む): 31668000

約数和(自身を除く): 12871257

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6089, 18267, 42623, 54801, 127869, 298361, 383607, 895083, 2088527, 2685249, 6265581, 18796743]

約数ペア:

[(1, 18796743), (3, 6265581), (7, 2685249), (9, 2088527), (21, 895083), (49, 383607), (63, 298361), (147, 127869), (343, 54801), (441, 42623), (1029, 18267), (3087, 6089)]