2018568978

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{145451}}^1$

素因数の和:145719

約数の個数: 32

約数和(自身を含む): 4503193920

約数和(自身を除く): 2484624942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 6939, 13878, 145451, 290902, 436353, 872706, 1309059, 2618118, 3927177, 7854354, 37380907, 74761814, 112142721, 224285442, 336428163, 672856326, 1009284489, 2018568978]

約数ペア:

[(1, 2018568978), (2, 1009284489), (3, 672856326), (6, 336428163), (9, 224285442), (18, 112142721), (27, 74761814), (54, 37380907), (257, 7854354), (514, 3927177), (771, 2618118), (1542, 1309059), (2313, 872706), (4626, 436353), (6939, 290902), (13878, 145451)]