19312084

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39901}}^1$

素因数の和:39927

約数の個数: 18

約数和(自身を含む): 37148762

約数和(自身を除く): 17836678

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39901, 79802, 159604, 438911, 877822, 1755644, 4828021, 9656042, 19312084]

約数ペア:

[(1, 19312084), (2, 9656042), (4, 4828021), (11, 1755644), (22, 877822), (44, 438911), (121, 159604), (242, 79802), (484, 39901)]