19882598

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4919}}^1$

素因数の和:5011

約数の個数: 16

約数和(自身を含む): 31173120

約数和(自身を除く): 11290522

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4919, 9838, 211517, 231193, 423034, 462386, 9941299, 19882598]

約数ペア:

[(1, 19882598), (2, 9941299), (43, 462386), (47, 423034), (86, 231193), (94, 211517), (2021, 9838), (4042, 4919)]