19857516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{236399}}^1$

素因数の和:236413

約数の個数: 24

約数和(自身を含む): 52953600

約数和(自身を除く): 33096084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 236399, 472798, 709197, 945596, 1418394, 1654793, 2836788, 3309586, 4964379, 6619172, 9928758, 19857516]

約数ペア:

[(1, 19857516), (2, 9928758), (3, 6619172), (4, 4964379), (6, 3309586), (7, 2836788), (12, 1654793), (14, 1418394), (21, 945596), (28, 709197), (42, 472798), (84, 236399)]