20208674

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 12692446

約数列:

[1, 2, 23, 46, 67, 79, 83, 134, 158, 166, 1541, 1817, 1909, 3082, 3634, 3818, 5293, 5561, 6557, 10586, 11122, 13114, 121739, 127903, 150811, 243478, 255806, 301622, 439319, 878638, 10104337, 20208674]

約数ペア:

[(1, 20208674), (2, 10104337), (23, 878638), (46, 439319), (67, 301622), (79, 255806), (83, 243478), (134, 150811), (158, 127903), (166, 121739), (1541, 13114), (1817, 11122), (1909, 10586), (3082, 6557), (3634, 5561), (3818, 5293)]