19108975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 24998400

約数和(自身を除く): 5889425

約数列:

[1, 5, 23, 25, 115, 167, 199, 575, 835, 995, 3841, 4175, 4577, 4975, 19205, 22885, 33233, 96025, 114425, 166165, 764359, 830825, 3821795, 19108975]

約数ペア:

[(1, 19108975), (5, 3821795), (23, 830825), (25, 764359), (115, 166165), (167, 114425), (199, 96025), (575, 33233), (835, 22885), (995, 19205), (3841, 4975), (4175, 4577)]