215433818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 353280000

約数和(自身を除く): 137846182

約数列:

[1, 2, 19, 31, 38, 62, 199, 398, 589, 919, 1178, 1838, 3781, 6169, 7562, 12338, 17461, 28489, 34922, 56978, 117211, 182881, 234422, 365762, 541291, 1082582, 3474739, 5669311, 6949478, 11338622, 107716909, 215433818]

約数ペア:

[(1, 215433818), (2, 107716909), (19, 11338622), (31, 6949478), (38, 5669311), (62, 3474739), (199, 1082582), (398, 541291), (589, 365762), (919, 234422), (1178, 182881), (1838, 117211), (3781, 56978), (6169, 34922), (7562, 28489), (12338, 17461)]