2018095580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{512207}}^1$

素因数の和:512413

約数の個数: 24

約数和(自身を含む): 4259521728

約数和(自身を除く): 2241426148

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 512207, 1024414, 2048828, 2561035, 5122070, 10244140, 100904779, 201809558, 403619116, 504523895, 1009047790, 2018095580]

約数ペア:

[(1, 2018095580), (2, 1009047790), (4, 504523895), (5, 403619116), (10, 201809558), (20, 100904779), (197, 10244140), (394, 5122070), (788, 2561035), (985, 2048828), (1970, 1024414), (3940, 512207)]