20565558978

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{46953331}}^1$

素因数の和:46953409

約数の個数: 16

約数和(自身を含む): 41694558816

約数和(自身を除く): 21128999838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 46953331, 93906662, 140859993, 281719986, 3427593163, 6855186326, 10282779489, 20565558978]

約数ペア:

[(1, 20565558978), (2, 10282779489), (3, 6855186326), (6, 3427593163), (73, 281719986), (146, 140859993), (219, 93906662), (438, 46953331)]