18069910

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{17891}}^1$

素因数の和:17999

約数の個数: 16

約数和(自身を含む): 32849712

約数和(自身を除く): 14779802

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 17891, 35782, 89455, 178910, 1806991, 3613982, 9034955, 18069910]

約数ペア:

[(1, 18069910), (2, 9034955), (5, 3613982), (10, 1806991), (101, 178910), (202, 89455), (505, 35782), (1010, 17891)]