19903660173

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{1201}}^1\times {\mathrm{2909}}^1$

素因数の和:4330

約数の個数: 32

約数和(自身を含む): 29661513600

約数和(自身を除く): 9757853427

約数列:

[1, 3, 9, 27, 211, 633, 1201, 1899, 2909, 3603, 5697, 8727, 10809, 26181, 32427, 78543, 253411, 613799, 760233, 1841397, 2280699, 3493709, 5524191, 6842097, 10481127, 16572573, 31443381, 94330143, 737172599, 2211517797, 6634553391, 19903660173]

約数ペア:

[(1, 19903660173), (3, 6634553391), (9, 2211517797), (27, 737172599), (211, 94330143), (633, 31443381), (1201, 16572573), (1899, 10481127), (2909, 6842097), (3603, 5524191), (5697, 3493709), (8727, 2280699), (10809, 1841397), (26181, 760233), (32427, 613799), (78543, 253411)]