18297874

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 34801920

約数和(自身を除く): 16504046

約数列:

[1, 2, 7, 14, 19, 31, 38, 49, 62, 98, 133, 217, 266, 317, 434, 589, 634, 931, 1178, 1519, 1862, 2219, 3038, 4123, 4438, 6023, 8246, 9827, 12046, 15533, 19654, 28861, 31066, 42161, 57722, 68789, 84322, 137578, 186713, 295127, 373426, 481523, 590254, 963046, 1306991, 2613982, 9148937, 18297874]

約数ペア:

[(1, 18297874), (2, 9148937), (7, 2613982), (14, 1306991), (19, 963046), (31, 590254), (38, 481523), (49, 373426), (62, 295127), (98, 186713), (133, 137578), (217, 84322), (266, 68789), (317, 57722), (434, 42161), (589, 31066), (634, 28861), (931, 19654), (1178, 15533), (1519, 12046), (1862, 9827), (2219, 8246), (3038, 6023), (4123, 4438)]