18211584

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 50625792

約数和(自身を除く): 32414208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1031, 1104, 1472, 2062, 2208, 2944, 3093, 4124, 4416, 5888, 6186, 8248, 8832, 12372, 16496, 17664, 23713, 24744, 32992, 47426, 49488, 65984, 71139, 94852, 98976, 131968, 142278, 189704, 197952, 263936, 284556, 379408, 395904, 569112, 758816, 791808, 1138224, 1517632, 2276448, 3035264, 4552896, 6070528, 9105792, 18211584]

約数ペア:

[(1, 18211584), (2, 9105792), (3, 6070528), (4, 4552896), (6, 3035264), (8, 2276448), (12, 1517632), (16, 1138224), (23, 791808), (24, 758816), (32, 569112), (46, 395904), (48, 379408), (64, 284556), (69, 263936), (92, 197952), (96, 189704), (128, 142278), (138, 131968), (184, 98976), (192, 94852), (256, 71139), (276, 65984), (368, 49488), (384, 47426), (552, 32992), (736, 24744), (768, 23713), (1031, 17664), (1104, 16496), (1472, 12372), (2062, 8832), (2208, 8248), (2944, 6186), (3093, 5888), (4124, 4416)]