18539668798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{206819}}^1$

素因数の和:207184

約数の個数: 32

約数和(自身を含む): 33554476800

約数和(自身を除く): 15014808002

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 337, 674, 2359, 4718, 6403, 12806, 44821, 89642, 206819, 413638, 1447733, 2895466, 3929561, 7859122, 27506927, 55013854, 69698003, 139396006, 487886021, 975772042, 1324262057, 2648524114, 9269834399, 18539668798]

約数ペア:

[(1, 18539668798), (2, 9269834399), (7, 2648524114), (14, 1324262057), (19, 975772042), (38, 487886021), (133, 139396006), (266, 69698003), (337, 55013854), (674, 27506927), (2359, 7859122), (4718, 3929561), (6403, 2895466), (12806, 1447733), (44821, 413638), (89642, 206819)]