20705427854

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1091}}^1\times {\mathrm{3023}}^1$

素因数の和:4232

約数の個数: 32

約数和(自身を含む): 32255967744

約数和(自身を除く): 11550539890

約数列:

[1, 2, 43, 73, 86, 146, 1091, 2182, 3023, 3139, 6046, 6278, 46913, 79643, 93826, 129989, 159286, 220679, 259978, 441358, 3298093, 3424649, 6596186, 6849298, 9489197, 18978394, 141817999, 240760789, 283635998, 481521578, 10352713927, 20705427854]

約数ペア:

[(1, 20705427854), (2, 10352713927), (43, 481521578), (73, 283635998), (86, 240760789), (146, 141817999), (1091, 18978394), (2182, 9489197), (3023, 6849298), (3139, 6596186), (6046, 3424649), (6278, 3298093), (46913, 441358), (79643, 259978), (93826, 220679), (129989, 159286)]