20485493193

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{257903}}^1$

素因数の和:258029

約数の個数: 32

約数和(自身を含む): 31196067840

約数和(自身を除く): 10710574647

約数列:

[1, 3, 11, 29, 33, 83, 87, 249, 319, 913, 957, 2407, 2739, 7221, 26477, 79431, 257903, 773709, 2836933, 7479187, 8510799, 21405949, 22437561, 64217847, 82271057, 235465439, 246813171, 620772521, 706396317, 1862317563, 6828497731, 20485493193]

約数ペア:

[(1, 20485493193), (3, 6828497731), (11, 1862317563), (29, 706396317), (33, 620772521), (83, 246813171), (87, 235465439), (249, 82271057), (319, 64217847), (913, 22437561), (957, 21405949), (2407, 8510799), (2739, 7479187), (7221, 2836933), (26477, 773709), (79431, 257903)]