20528014

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25469}}^1$

素因数の和:25515

約数の個数: 16

約数和(自身を含む): 34231680

約数和(自身を除く): 13703666

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 25469, 50938, 331097, 662194, 789539, 1579078, 10264007, 20528014]

約数ペア:

[(1, 20528014), (2, 10264007), (13, 1579078), (26, 789539), (31, 662194), (62, 331097), (403, 50938), (806, 25469)]