20107413

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 32037120

約数和(自身を除く): 11929707

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 617, 639, 1207, 1851, 1917, 3621, 5553, 10489, 10863, 16659, 31467, 32589, 43807, 94401, 131421, 283203, 394263, 744719, 1182789, 2234157, 6702471, 20107413]

約数ペア:

[(1, 20107413), (3, 6702471), (9, 2234157), (17, 1182789), (27, 744719), (51, 394263), (71, 283203), (153, 131421), (213, 94401), (459, 43807), (617, 32589), (639, 31467), (1207, 16659), (1851, 10863), (1917, 10489), (3621, 5553)]