18691414

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{5987}}^1$

素因数の和:6219

約数の個数: 16

約数和(自身を含む): 32191488

約数和(自身を除く): 13500074

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 5987, 11974, 41909, 83818, 1335101, 2670202, 9345707, 18691414]

約数ペア:

[(1, 18691414), (2, 9345707), (7, 2670202), (14, 1335101), (223, 83818), (446, 41909), (1561, 11974), (3122, 5987)]