19319083

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 23565168

約数和(自身を除く): 4246085

約数列:

[1, 7, 43, 49, 53, 173, 301, 371, 1211, 2107, 2279, 2597, 7439, 8477, 9169, 15953, 52073, 64183, 111671, 364511, 394267, 449281, 2759869, 19319083]

約数ペア:

[(1, 19319083), (7, 2759869), (43, 449281), (49, 394267), (53, 364511), (173, 111671), (301, 64183), (371, 52073), (1211, 15953), (2107, 9169), (2279, 8477), (2597, 7439)]