18850426

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 33441408

約数和(自身を除く): 14590982

約数列:

[1, 2, 7, 14, 43, 86, 173, 181, 301, 346, 362, 602, 1211, 1267, 2422, 2534, 7439, 7783, 14878, 15566, 31313, 52073, 54481, 62626, 104146, 108962, 219191, 438382, 1346459, 2692918, 9425213, 18850426]

約数ペア:

[(1, 18850426), (2, 9425213), (7, 2692918), (14, 1346459), (43, 438382), (86, 219191), (173, 108962), (181, 104146), (301, 62626), (346, 54481), (362, 52073), (602, 31313), (1211, 15566), (1267, 14878), (2422, 7783), (2534, 7439)]