18699496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2929

約数の個数: 32

約数和(自身を含む): 37778400

約数和(自身を除く): 19078904

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 2861, 3268, 5722, 6536, 11444, 22888, 54359, 108718, 123023, 217436, 246046, 434872, 492092, 984184, 2337437, 4674874, 9349748, 18699496]

約数ペア:

[(1, 18699496), (2, 9349748), (4, 4674874), (8, 2337437), (19, 984184), (38, 492092), (43, 434872), (76, 246046), (86, 217436), (152, 123023), (172, 108718), (344, 54359), (817, 22888), (1634, 11444), (2861, 6536), (3268, 5722)]