19014891

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12319509

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 1087, 2499, 3261, 5831, 7609, 17493, 18479, 22827, 53263, 55437, 129353, 159789, 372841, 388059, 905471, 1118523, 2716413, 6338297, 19014891]

約数ペア:

[(1, 19014891), (3, 6338297), (7, 2716413), (17, 1118523), (21, 905471), (49, 388059), (51, 372841), (119, 159789), (147, 129353), (343, 55437), (357, 53263), (833, 22827), (1029, 18479), (1087, 17493), (2499, 7609), (3261, 5831)]