638596468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1033}}^1\times {\mathrm{4177}}^1$

素因数の和:5251

約数の個数: 24

約数和(自身を含む): 1149133832

約数和(自身を除く): 510537364

約数列:

[1, 2, 4, 37, 74, 148, 1033, 2066, 4132, 4177, 8354, 16708, 38221, 76442, 152884, 154549, 309098, 618196, 4314841, 8629682, 17259364, 159649117, 319298234, 638596468]

約数ペア:

[(1, 638596468), (2, 319298234), (4, 159649117), (37, 17259364), (74, 8629682), (148, 4314841), (1033, 618196), (2066, 309098), (4132, 154549), (4177, 152884), (8354, 76442), (16708, 38221)]