19019764

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 34026048

約数和(自身を除く): 15006284

約数列:

[1, 2, 4, 71, 142, 193, 284, 347, 386, 694, 772, 1388, 13703, 24637, 27406, 49274, 54812, 66971, 98548, 133942, 267884, 4754941, 9509882, 19019764]

約数ペア:

[(1, 19019764), (2, 9509882), (4, 4754941), (71, 267884), (142, 133942), (193, 98548), (284, 66971), (347, 54812), (386, 49274), (694, 27406), (772, 24637), (1388, 13703)]