20039165

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 24530688

約数和(自身を除く): 4491523

約数列:

[1, 5, 103, 167, 233, 515, 835, 1165, 17201, 23999, 38911, 86005, 119995, 194555, 4007833, 20039165]

約数ペア:

[(1, 20039165), (5, 4007833), (103, 194555), (167, 119995), (233, 86005), (515, 38911), (835, 23999), (1165, 17201)]