18969258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2203

約数の個数: 64

約数和(自身を含む): 49812480

約数和(自身を除く): 30843222

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2161, 2926, 4322, 4389, 6483, 8778, 12966, 15127, 23771, 30254, 41059, 45381, 47542, 71313, 82118, 90762, 123177, 142626, 166397, 246354, 287413, 332794, 451649, 499191, 574826, 862239, 903298, 998382, 1354947, 1724478, 2709894, 3161543, 6323086, 9484629, 18969258]

約数ペア:

[(1, 18969258), (2, 9484629), (3, 6323086), (6, 3161543), (7, 2709894), (11, 1724478), (14, 1354947), (19, 998382), (21, 903298), (22, 862239), (33, 574826), (38, 499191), (42, 451649), (57, 332794), (66, 287413), (77, 246354), (114, 166397), (133, 142626), (154, 123177), (209, 90762), (231, 82118), (266, 71313), (399, 47542), (418, 45381), (462, 41059), (627, 30254), (798, 23771), (1254, 15127), (1463, 12966), (2161, 8778), (2926, 6483), (4322, 4389)]