40205754

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20123}}^1$

素因数の和:20171

約数の個数: 32

約数和(自身を含む): 91765440

約数和(自身を除く): 51559686

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 20123, 40246, 60369, 120738, 181107, 362214, 543321, 744551, 1086642, 1489102, 2233653, 4467306, 6700959, 13401918, 20102877, 40205754]

約数ペア:

[(1, 40205754), (2, 20102877), (3, 13401918), (6, 6700959), (9, 4467306), (18, 2233653), (27, 1489102), (37, 1086642), (54, 744551), (74, 543321), (111, 362214), (222, 181107), (333, 120738), (666, 60369), (999, 40246), (1998, 20123)]