18714220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{133673}}^1$

素因数の和:133689

約数の個数: 24

約数和(自身を含む): 44914464

約数和(自身を除く): 26200244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 133673, 267346, 534692, 668365, 935711, 1336730, 1871422, 2673460, 3742844, 4678555, 9357110, 18714220]

約数ペア:

[(1, 18714220), (2, 9357110), (4, 4678555), (5, 3742844), (7, 2673460), (10, 1871422), (14, 1336730), (20, 935711), (28, 668365), (35, 534692), (70, 267346), (140, 133673)]