20641284

素因数分解:

$2^2\times 3^3\times {\mathrm{191123}}^1$

素因数の和:191136

約数の個数: 24

約数和(自身を含む): 53514720

約数和(自身を除く): 32873436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191123, 382246, 573369, 764492, 1146738, 1720107, 2293476, 3440214, 5160321, 6880428, 10320642, 20641284]

約数ペア:

[(1, 20641284), (2, 10320642), (3, 6880428), (4, 5160321), (6, 3440214), (9, 2293476), (12, 1720107), (18, 1146738), (27, 764492), (36, 573369), (54, 382246), (108, 191123)]