18811206531

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{908359}}^1$

素因数の和:908440

約数の個数: 32

約数和(自身を含む): 30520896000

約数和(自身を除く): 11709689469

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 177, 351, 531, 767, 1593, 2301, 6903, 20709, 908359, 2725077, 8175231, 11808667, 24525693, 35426001, 53593181, 106278003, 160779543, 318834009, 482338629, 696711353, 1447015887, 2090134059, 6270402177, 18811206531]

約数ペア:

[(1, 18811206531), (3, 6270402177), (9, 2090134059), (13, 1447015887), (27, 696711353), (39, 482338629), (59, 318834009), (117, 160779543), (177, 106278003), (351, 53593181), (531, 35426001), (767, 24525693), (1593, 11808667), (2301, 8175231), (6903, 2725077), (20709, 908359)]