16749830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 15218170

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 443, 886, 995, 1990, 2215, 3781, 4430, 7562, 8417, 16834, 18905, 37810, 42085, 84170, 88157, 176314, 440785, 881570, 1674983, 3349966, 8374915, 16749830]

約数ペア:

[(1, 16749830), (2, 8374915), (5, 3349966), (10, 1674983), (19, 881570), (38, 440785), (95, 176314), (190, 88157), (199, 84170), (398, 42085), (443, 37810), (886, 18905), (995, 16834), (1990, 8417), (2215, 7562), (3781, 4430)]