19493244

素因数分解:

$2^2\times 3^3\times {\mathrm{199}}^1\times {\mathrm{907}}^1$

素因数の和:1119

約数の個数: 48

約数和(自身を含む): 50848000

約数和(自身を除く): 31354756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199, 398, 597, 796, 907, 1194, 1791, 1814, 2388, 2721, 3582, 3628, 5373, 5442, 7164, 8163, 10746, 10884, 16326, 21492, 24489, 32652, 48978, 97956, 180493, 360986, 541479, 721972, 1082958, 1624437, 2165916, 3248874, 4873311, 6497748, 9746622, 19493244]

約数ペア:

[(1, 19493244), (2, 9746622), (3, 6497748), (4, 4873311), (6, 3248874), (9, 2165916), (12, 1624437), (18, 1082958), (27, 721972), (36, 541479), (54, 360986), (108, 180493), (199, 97956), (398, 48978), (597, 32652), (796, 24489), (907, 21492), (1194, 16326), (1791, 10884), (1814, 10746), (2388, 8163), (2721, 7164), (3582, 5442), (3628, 5373)]