16883951

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 21596160

約数和(自身を除く): 4712209

約数列:

[1, 7, 19, 37, 47, 73, 133, 259, 329, 511, 703, 893, 1387, 1739, 2701, 3431, 4921, 6251, 9709, 12173, 18907, 24017, 33041, 51319, 65189, 126947, 231287, 359233, 456323, 888629, 2411993, 16883951]

約数ペア:

[(1, 16883951), (7, 2411993), (19, 888629), (37, 456323), (47, 359233), (73, 231287), (133, 126947), (259, 65189), (329, 51319), (511, 33041), (703, 24017), (893, 18907), (1387, 12173), (1739, 9709), (2701, 6251), (3431, 4921)]