16836220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19577}}^1$

素因数の和:19629

約数の個数: 24

約数和(自身を含む): 36180144

約数和(自身を除く): 19343924

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 19577, 39154, 78308, 97885, 195770, 391540, 841811, 1683622, 3367244, 4209055, 8418110, 16836220]

約数ペア:

[(1, 16836220), (2, 8418110), (4, 4209055), (5, 3367244), (10, 1683622), (20, 841811), (43, 391540), (86, 195770), (172, 97885), (215, 78308), (430, 39154), (860, 19577)]