20345672

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{82039}}^1$

素因数の和:82076

約数の個数: 16

約数和(自身を含む): 39379200

約数和(自身を除く): 19033528

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 82039, 164078, 328156, 656312, 2543209, 5086418, 10172836, 20345672]

約数ペア:

[(1, 20345672), (2, 10172836), (4, 5086418), (8, 2543209), (31, 656312), (62, 328156), (124, 164078), (248, 82039)]