16809890

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{9391}}^1$

素因数の和:9577

約数の個数: 16

約数和(自身を含む): 30430080

約数和(自身を除く): 13620190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 9391, 18782, 46955, 93910, 1680989, 3361978, 8404945, 16809890]

約数ペア:

[(1, 16809890), (2, 8404945), (5, 3361978), (10, 1680989), (179, 93910), (358, 46955), (895, 18782), (1790, 9391)]