20651162

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{2029}}^1$

素因数の和:2765

約数の個数: 16

約数和(自身を含む): 35468160

約数和(自身を除く): 14816998

約数列:

[1, 2, 7, 14, 727, 1454, 2029, 4058, 5089, 10178, 14203, 28406, 1475083, 2950166, 10325581, 20651162]

約数ペア:

[(1, 20651162), (2, 10325581), (7, 2950166), (14, 1475083), (727, 28406), (1454, 14203), (2029, 10178), (4058, 5089)]