18335968

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3559}}^1$

素因数の和:3599

約数の個数: 48

約数和(自身を含む): 43061760

約数和(自身を除く): 24725792

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3559, 5152, 7118, 14236, 24913, 28472, 49826, 56944, 81857, 99652, 113888, 163714, 199304, 327428, 398608, 572999, 654856, 797216, 1145998, 1309712, 2291996, 2619424, 4583992, 9167984, 18335968]

約数ペア:

[(1, 18335968), (2, 9167984), (4, 4583992), (7, 2619424), (8, 2291996), (14, 1309712), (16, 1145998), (23, 797216), (28, 654856), (32, 572999), (46, 398608), (56, 327428), (92, 199304), (112, 163714), (161, 113888), (184, 99652), (224, 81857), (322, 56944), (368, 49826), (644, 28472), (736, 24913), (1288, 14236), (2576, 7118), (3559, 5152)]