20187846

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53407}}^1$

素因数の和:53425

約数の個数: 32

約数和(自身を含む): 51271680

約数和(自身を除く): 31083834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 53407, 106814, 160221, 320442, 373849, 480663, 747698, 961326, 1121547, 1441989, 2243094, 2883978, 3364641, 6729282, 10093923, 20187846]

約数ペア:

[(1, 20187846), (2, 10093923), (3, 6729282), (6, 3364641), (7, 2883978), (9, 2243094), (14, 1441989), (18, 1121547), (21, 961326), (27, 747698), (42, 480663), (54, 373849), (63, 320442), (126, 160221), (189, 106814), (378, 53407)]