20477498

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2237}}^1$

素因数の和:2461

約数の個数: 16

約数和(自身を含む): 32227200

約数和(自身を除く): 11749702

約数列:

[1, 2, 23, 46, 199, 398, 2237, 4474, 4577, 9154, 51451, 102902, 445163, 890326, 10238749, 20477498]

約数ペア:

[(1, 20477498), (2, 10238749), (23, 890326), (46, 445163), (199, 102902), (398, 51451), (2237, 9154), (4474, 4577)]