2017236879

素因数分解:

$3^4\times 7^1\times {\mathrm{3557737}}^1$

素因数の和:3557756

約数の個数: 20

約数和(自身を含む): 3443890384

約数和(自身を除く): 1426653505

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3557737, 10673211, 24904159, 32019633, 74712477, 96058899, 224137431, 288176697, 672412293, 2017236879]

約数ペア:

[(1, 2017236879), (3, 672412293), (7, 288176697), (9, 224137431), (21, 96058899), (27, 74712477), (63, 32019633), (81, 24904159), (189, 10673211), (567, 3557737)]