20531994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1129}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 47080320

約数和(自身を除く): 26548326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 433, 866, 1129, 1299, 2258, 2598, 3031, 3387, 6062, 6774, 7903, 9093, 15806, 18186, 23709, 47418, 488857, 977714, 1466571, 2933142, 3421999, 6843998, 10265997, 20531994]

約数ペア:

[(1, 20531994), (2, 10265997), (3, 6843998), (6, 3421999), (7, 2933142), (14, 1466571), (21, 977714), (42, 488857), (433, 47418), (866, 23709), (1129, 18186), (1299, 15806), (2258, 9093), (2598, 7903), (3031, 6774), (3387, 6062)]