18800384

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 40814592

約数和(自身を除く): 22014208

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 103, 124, 128, 184, 206, 248, 256, 368, 412, 496, 713, 736, 824, 992, 1426, 1472, 1648, 1984, 2369, 2852, 2944, 3193, 3296, 3968, 4738, 5704, 5888, 6386, 6592, 7936, 9476, 11408, 12772, 13184, 18952, 22816, 25544, 26368, 37904, 45632, 51088, 73439, 75808, 91264, 102176, 146878, 151616, 182528, 204352, 293756, 303232, 408704, 587512, 606464, 817408, 1175024, 2350048, 4700096, 9400192, 18800384]

約数ペア:

[(1, 18800384), (2, 9400192), (4, 4700096), (8, 2350048), (16, 1175024), (23, 817408), (31, 606464), (32, 587512), (46, 408704), (62, 303232), (64, 293756), (92, 204352), (103, 182528), (124, 151616), (128, 146878), (184, 102176), (206, 91264), (248, 75808), (256, 73439), (368, 51088), (412, 45632), (496, 37904), (713, 26368), (736, 25544), (824, 22816), (992, 18952), (1426, 13184), (1472, 12772), (1648, 11408), (1984, 9476), (2369, 7936), (2852, 6592), (2944, 6386), (3193, 5888), (3296, 5704), (3968, 4738)]