20353854

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47779}}^1$

素因数の和:47855

約数の個数: 16

約数和(自身を含む): 41281920

約数和(自身を除く): 20928066

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 47779, 95558, 143337, 286674, 3392309, 6784618, 10176927, 20353854]

約数ペア:

[(1, 20353854), (2, 10176927), (3, 6784618), (6, 3392309), (71, 286674), (142, 143337), (213, 95558), (426, 47779)]