20180907621

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6281017}}^1$

素因数の和:6281050

約数の個数: 32

約数和(自身を含む): 36178663680

約数和(自身を除く): 15997756059

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6281017, 18843051, 43967119, 56529153, 106777289, 131901357, 169587459, 320331867, 395704071, 747441023, 960995601, 1187112213, 2242323069, 2882986803, 6726969207, 20180907621]

約数ペア:

[(1, 20180907621), (3, 6726969207), (7, 2882986803), (9, 2242323069), (17, 1187112213), (21, 960995601), (27, 747441023), (51, 395704071), (63, 320331867), (119, 169587459), (153, 131901357), (189, 106777289), (357, 56529153), (459, 43967119), (1071, 18843051), (3213, 6281017)]