17919036

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2095

約数の個数: 48

約数和(自身を含む): 47040000

約数和(自身を除く): 29120964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 1999, 2241, 2988, 3998, 4482, 5997, 7996, 8964, 11994, 17991, 23988, 35982, 53973, 71964, 107946, 165917, 215892, 331834, 497751, 663668, 995502, 1493253, 1991004, 2986506, 4479759, 5973012, 8959518, 17919036]

約数ペア:

[(1, 17919036), (2, 8959518), (3, 5973012), (4, 4479759), (6, 2986506), (9, 1991004), (12, 1493253), (18, 995502), (27, 663668), (36, 497751), (54, 331834), (83, 215892), (108, 165917), (166, 107946), (249, 71964), (332, 53973), (498, 35982), (747, 23988), (996, 17991), (1494, 11994), (1999, 8964), (2241, 7996), (2988, 5997), (3998, 4482)]