19496444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 37406208

約数和(自身を除く): 17909764

約数列:

[1, 2, 4, 11, 22, 44, 223, 446, 892, 1987, 2453, 3974, 4906, 7948, 9812, 21857, 43714, 87428, 443101, 886202, 1772404, 4874111, 9748222, 19496444]

約数ペア:

[(1, 19496444), (2, 9748222), (4, 4874111), (11, 1772404), (22, 886202), (44, 443101), (223, 87428), (446, 43714), (892, 21857), (1987, 9812), (2453, 7948), (3974, 4906)]