19702942

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6311}}^1$

素因数の和:6543

約数の個数: 16

約数和(自身を含む): 33933312

約数和(自身を除く): 14230370

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6311, 12622, 44177, 88354, 1407353, 2814706, 9851471, 19702942]

約数ペア:

[(1, 19702942), (2, 9851471), (7, 2814706), (14, 1407353), (223, 88354), (446, 44177), (1561, 12622), (3122, 6311)]