18781696376

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{1163}}^1\times {\mathrm{27653}}^1$

素因数の和:28895

約数の個数: 32

約数和(自身を含む): 35730074160

約数和(自身を除く): 16948377784

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 1163, 2326, 4652, 9304, 27653, 55306, 84899, 110612, 169798, 221224, 339596, 679192, 2018669, 4037338, 8074676, 16149352, 32160439, 64320878, 128641756, 257283512, 2347712047, 4695424094, 9390848188, 18781696376]

約数ペア:

[(1, 18781696376), (2, 9390848188), (4, 4695424094), (8, 2347712047), (73, 257283512), (146, 128641756), (292, 64320878), (584, 32160439), (1163, 16149352), (2326, 8074676), (4652, 4037338), (9304, 2018669), (27653, 679192), (55306, 339596), (84899, 221224), (110612, 169798)]