20756394

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{5171}}^1$

素因数の和:5402

約数の個数: 24

約数和(自身を含む): 45182592

約数和(自身を除く): 24426198

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 5171, 10342, 15513, 31026, 46539, 93078, 1153133, 2306266, 3459399, 6918798, 10378197, 20756394]

約数ペア:

[(1, 20756394), (2, 10378197), (3, 6918798), (6, 3459399), (9, 2306266), (18, 1153133), (223, 93078), (446, 46539), (669, 31026), (1338, 15513), (2007, 10342), (4014, 5171)]