80690446

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{19963}}^1$

素因数の和:20055

約数の個数: 16

約数和(自身を含む): 126491904

約数和(自身を除く): 45801458

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 19963, 39926, 858409, 938261, 1716818, 1876522, 40345223, 80690446]

約数ペア:

[(1, 80690446), (2, 40345223), (43, 1876522), (47, 1716818), (86, 938261), (94, 858409), (2021, 39926), (4042, 19963)]