19313228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{438937}}^1$

素因数の和:438952

約数の個数: 12

約数和(自身を含む): 36870792

約数和(自身を除く): 17557564

約数列:

[1, 2, 4, 11, 22, 44, 438937, 877874, 1755748, 4828307, 9656614, 19313228]

約数ペア:

[(1, 19313228), (2, 9656614), (4, 4828307), (11, 1755748), (22, 877874), (44, 438937)]