20176657263

素因数分解:

$3^2\times 7^1\times {\mathrm{320264401}}^1$

素因数の和:320264414

約数の個数: 12

約数和(自身を含む): 33307497808

約数和(自身を除く): 13130840545

約数列:

[1, 3, 7, 9, 21, 63, 320264401, 960793203, 2241850807, 2882379609, 6725552421, 20176657263]

約数ペア:

[(1, 20176657263), (3, 6725552421), (7, 2882379609), (9, 2241850807), (21, 960793203), (63, 320264401)]